102220020211122 has 40 divisors (see below), whose sum is σ = 249871160520432. Its totient is φ = 30975763699800.

The previous prime is 102220020211097. The next prime is 102220020211157. The reversal of 102220020211122 is 221112020022201.

It is a happy number.

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 = 102220020211095 and 102220020211104.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 28681260904 + ... + 28681264467.

Almost surely, 2^{102220020211122} is an apocalyptic number.

102220020211122 is an abundant number, since it is smaller than the sum of its proper divisors (147651140309310).

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

102220020211122 is a wasteful number, since it uses less digits than its factorization.

102220020211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57362525396 (or 57362525387 counting only the distinct ones).

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

Adding to 102220020211122 its reverse (221112020022201), we get a palindrome (323332040233323).

The spelling of 102220020211122 in words is "one hundred two trillion, two hundred twenty billion, twenty million, two hundred eleven thousand, one hundred twenty-two".