102100000122212 has 24 divisors (see below), whose sum is σ = 179815537474104. Its totient is φ = 50724141242112.

The previous prime is 102100000122151. The next prime is 102100000122311. The reversal of 102100000122212 is 212221000001201.

It can be written as a sum of positive squares in 4 ways, for example, as 2118119301376 + 99981880820836 = 1455376^2 + 9999094^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46027058 + ... + 48194294.

It is an arithmetic number, because the mean of its divisors is an integer number (7492314061421).

Almost surely, 2^{102100000122212} is an apocalyptic number.

It is an amenable number.

102100000122212 is a deficient number, since it is larger than the sum of its proper divisors (77715537351892).

102100000122212 is a wasteful number, since it uses less digits than its factorization.

102100000122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2242415 (or 2242413 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102100000122212 its reverse (212221000001201), we get a palindrome (314321000123413).

The spelling of 102100000122212 in words is "one hundred two trillion, one hundred billion, one hundred twenty-two thousand, two hundred twelve".