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1002312332223 = 31977529225257
BaseRepresentation
bin11101001010111100111…
…10000111001110111111
310112211010212111001222020
432211132132013032333
5112410213424112343
62044242251451223
7132262143152256
oct16453636071677
93484125431866
101002312332223
113570951aa364
12142308456b13
137369636ac67
14367255a579d
151b114771b83
hexe95e7873bf

1002312332223 has 16 divisors (see below), whose sum is σ = 1343384650080. Its totient is φ = 664725049856.

The previous prime is 1002312332159. The next prime is 1002312332239. The reversal of 1002312332223 is 3222332132001.

It is a cyclic number.

It is not a de Polignac number, because 1002312332223 - 26 = 1002312332159 is a prime.

It is a super-2 number, since 2×10023123322232 (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1002312332193 and 1002312332202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002312332123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4337011 + ... + 4562267.

It is an arithmetic number, because the mean of its divisors is an integer number (83961540630).

Almost surely, 21002312332223 is an apocalyptic number.

1002312332223 is a deficient number, since it is larger than the sum of its proper divisors (341072317857).

1002312332223 is a wasteful number, since it uses less digits than its factorization.

1002312332223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232986.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 1002312332223 its reverse (3222332132001), we get a palindrome (4224644464224).

The spelling of 1002312332223 in words is "one trillion, two billion, three hundred twelve million, three hundred thirty-two thousand, two hundred twenty-three".

Divisors: 1 3 197 591 7529 22587 225257 675771 1483213 4449639 44375629 133126887 1695959953 5087879859 334104110741 1002312332223