102000010002111 has 12 divisors (see below), whose sum is σ = 158666682225688. Its totient is φ = 62769236924304.

The previous prime is 102000010002097. The next prime is 102000010002161. The reversal of 102000010002111 is 111200010000201.

It is a happy number.

It is not a de Polignac number, because 102000010002111 - 2⁴² = 97601963491007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 102000010002093 and 102000010002102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102000010002161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 435897478525 + ... + 435897478758.

Almost surely, 2^{102000010002111} is an apocalyptic number.

102000010002111 is a deficient number, since it is larger than the sum of its proper divisors (56666672223577).

102000010002111 is a wasteful number, since it uses less digits than its factorization.

102000010002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871794957302 (or 871794957299 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 102000010002111 its reverse (111200010000201), we get a palindrome (213200020002312).

The spelling of 102000010002111 in words is "one hundred two trillion, ten million, two thousand, one hundred eleven".