111001020122102 has 48 divisors (see below), whose sum is σ = 184166749729872. Its totient is φ = 50137659000000.

The previous prime is 111001020122087. The next prime is 111001020122107. The reversal of 111001020122102 is 201221020100111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111001020122107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56012477 + ... + 57960327.

It is an arithmetic number, because the mean of its divisors is an integer number (3836807286039).

Almost surely, 2^{111001020122102} is an apocalyptic number.

111001020122102 is a deficient number, since it is larger than the sum of its proper divisors (73165729607770).

111001020122102 is a wasteful number, since it uses less digits than its factorization.

111001020122102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949357 (or 1949346 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111001020122102 its reverse (201221020100111), we get a palindrome (312222040222213).

The spelling of 111001020122102 in words is "one hundred eleven trillion, one billion, twenty million, one hundred twenty-two thousand, one hundred two".