102220202122 has 64 divisors (see below), whose sum is σ = 178460755200. Its totient is φ = 43557212160.

The previous prime is 102220202069. The next prime is 102220202171. The reversal of 102220202122 is 221202022201.

It is a junction number, because it is equal to n+sod(n) for n = 102220202096 and 102220202105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37455654 + ... + 37458382.

It is an arithmetic number, because the mean of its divisors is an integer number (2788449300).

Almost surely, 2^102220202122 is an apocalyptic number.

102220202122 is a deficient number, since it is larger than the sum of its proper divisors (76240553078).

102220202122 is a wasteful number, since it uses less digits than its factorization.

102220202122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5311.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 102220202122 its reverse (221202022201), we get a palindrome (323422224323).

The spelling of 102220202122 in words is "one hundred two billion, two hundred twenty million, two hundred two thousand, one hundred twenty-two".