102221112122122 has 16 divisors (see below), whose sum is σ = 175236370182720. Its totient is φ = 43809003559008.

The previous prime is 102221112122069. The next prime is 102221112122147. The reversal of 102221112122122 is 221221211122201.

It is a junction number, because it is equal to n+sod(n) for n = 102221112122093 and 102221112122102.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 13240678 + ... + 19487374.

It is an arithmetic number, because the mean of its divisors is an integer number (10952273136420).

Almost surely, 2^{102221112122122} is an apocalyptic number.

102221112122122 is a deficient number, since it is larger than the sum of its proper divisors (73015258060598).

102221112122122 is a wasteful number, since it uses less digits than its factorization.

102221112122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7415565.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 102221112122122 its reverse (221221211122201), we get a palindrome (323442323244323).

The spelling of 102221112122122 in words is "one hundred two trillion, two hundred twenty-one billion, one hundred twelve million, one hundred twenty-two thousand, one hundred twenty-two".