102210111121122 has 48 divisors (see below), whose sum is σ = 227442499926720. Its totient is φ = 33148936298016.

The previous prime is 102210111121003. The next prime is 102210111121163. The reversal of 102210111121122 is 221121111012201.

It is a happy number.

102210111121122 is a `hidden beast` number, since 102 + 210 + 111 + 121 + 122 = 666.

It is a super-3 number, since 3×102210111121122³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 102210111121095 and 102210111121104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83802723 + ... + 85013625.

It is an arithmetic number, because the mean of its divisors is an integer number (4738385415140).

Almost surely, 2^{102210111121122} is an apocalyptic number.

102210111121122 is an abundant number, since it is smaller than the sum of its proper divisors (125232388805598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102210111121122 is a wasteful number, since it uses less digits than its factorization.

102210111121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1337687 (or 1337684 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 102210111121122 its reverse (221121111012201), we get a palindrome (323331222133323).

The spelling of 102210111121122 in words is "one hundred two trillion, two hundred ten billion, one hundred eleven million, one hundred twenty-one thousand, one hundred twenty-two".