1020102202111 has 16 divisors (see below), whose sum is σ = 1069664292864. Its totient is φ = 970985784384.

The previous prime is 1020102202051. The next prime is 1020102202117. The reversal of 1020102202111 is 1112022010201.

It is a cyclic number.

It is not a de Polignac number, because 1020102202111 - 2⁷ = 1020102201983 is a prime.

It is a super-2 number, since 2×1020102202111² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1020102202091 and 1020102202100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020102202117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3777675 + ... + 4038691.

It is an arithmetic number, because the mean of its divisors is an integer number (66854018304).

Almost surely, 2^{1020102202111} is an apocalyptic number.

1020102202111 is a deficient number, since it is larger than the sum of its proper divisors (49562090753).

1020102202111 is a wasteful number, since it uses less digits than its factorization.

1020102202111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261870.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1020102202111 its reverse (1112022010201), we get a palindrome (2132124212312).

The spelling of 1020102202111 in words is "one trillion, twenty billion, one hundred two million, two hundred two thousand, one hundred eleven".