100421513333 has 16 divisors (see below), whose sum is σ = 109468423680. Its totient is φ = 91804076784.

The previous prime is 100421513239. The next prime is 100421513341. The reversal of 100421513333 is 333315124001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100421513333 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100421513393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 672641 + ... + 808262.

It is an arithmetic number, because the mean of its divisors is an integer number (6841776480).

Almost surely, 2^100421513333 is an apocalyptic number.

It is an amenable number.

100421513333 is a deficient number, since it is larger than the sum of its proper divisors (9046910347).

100421513333 is a wasteful number, since it uses less digits than its factorization.

100421513333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481048.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 100421513333 its reverse (333315124001), we get a palindrome (433736637334).

The spelling of 100421513333 in words is "one hundred billion, four hundred twenty-one million, five hundred thirteen thousand, three hundred thirty-three".