102202010121111 has 16 divisors (see below), whose sum is σ = 143541937392000. Its totient is φ = 64503404116128.

The previous prime is 102202010121077. The next prime is 102202010121139. The reversal of 102202010121111 is 111121010202201.

It is a happy number.

It is not a de Polignac number, because 102202010121111 - 2⁶ = 102202010121047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102202010121191) 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, 628165936 + ... + 628328613.

It is an arithmetic number, because the mean of its divisors is an integer number (8971371087000).

Almost surely, 2^{102202010121111} is an apocalyptic number.

102202010121111 is a deficient number, since it is larger than the sum of its proper divisors (41339927270889).

102202010121111 is a wasteful number, since it uses less digits than its factorization.

102202010121111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256495998.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 102202010121111 its reverse (111121010202201), we get a palindrome (213323020323312).

The spelling of 102202010121111 in words is "one hundred two trillion, two hundred two billion, ten million, one hundred twenty-one thousand, one hundred eleven".