102111202220022 has 24 divisors (see below), whose sum is σ = 223906491618264. Its totient is φ = 33626982256704.

The previous prime is 102111202219907. The next prime is 102111202220039. The reversal of 102111202220022 is 220022202111201.

It is a happy number.

102111202220022 is a `hidden beast` number, since 10 + 211 + 1 + 202 + 220 + 0 + 22 = 666.

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 = 102111202219977 and 102111202220004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34173760963 + ... + 34173763950.

It is an arithmetic number, because the mean of its divisors is an integer number (9329437150761).

Almost surely, 2^{102111202220022} is an apocalyptic number.

102111202220022 is an abundant number, since it is smaller than the sum of its proper divisors (121795289398242).

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

102111202220022 is a wasteful number, since it uses less digits than its factorization.

102111202220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68347525004 (or 68347525001 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 102111202220022 its reverse (220022202111201), we get a palindrome (322133404331223).

The spelling of 102111202220022 in words is "one hundred two trillion, one hundred eleven billion, two hundred two million, two hundred twenty thousand, twenty-two".