102202210442122 has 12 divisors (see below), whose sum is σ = 178332428424690. Its totient is φ = 43800947332296.

The previous prime is 102202210442107. The next prime is 102202210442149. The reversal of 102202210442122 is 221244012202201.

It can be written as a sum of positive squares in only one way, i.e., 55718327309841 + 46483883132281 = 7464471^2 + 6817909^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 521439849097 + ... + 521439849292.

Almost surely, 2^{102202210442122} is an apocalyptic number.

102202210442122 is a deficient number, since it is larger than the sum of its proper divisors (76130217982568).

102202210442122 is a wasteful number, since it uses less digits than its factorization.

102202210442122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042879698405 (or 1042879698398 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 102202210442122 its reverse (221244012202201), we get a palindrome (323446222644323).

The spelling of 102202210442122 in words is "one hundred two trillion, two hundred two billion, two hundred ten million, four hundred forty-two thousand, one hundred twenty-two".