102201102221111 has 16 divisors (see below), whose sum is σ = 108929978055360. Its totient is φ = 95713696807680.

The previous prime is 102201102221107. The next prime is 102201102221173. The reversal of 102201102221111 is 111122201102201.

It is a cyclic number.

It is not a de Polignac number, because 102201102221111 - 2² = 102201102221107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102201102221111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102201102221011) 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, 248220635 + ... + 248632028.

It is an arithmetic number, because the mean of its divisors is an integer number (6808123628460).

Almost surely, 2^{102201102221111} is an apocalyptic number.

102201102221111 is a deficient number, since it is larger than the sum of its proper divisors (6728875834249).

102201102221111 is a wasteful number, since it uses less digits than its factorization.

102201102221111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496852906.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 102201102221111 its reverse (111122201102201), we get a palindrome (213323303323312).

The spelling of 102201102221111 in words is "one hundred two trillion, two hundred one billion, one hundred two million, two hundred twenty-one thousand, one hundred eleven".