102202102122212 has 24 divisors (see below), whose sum is σ = 183689541727104. Its totient is φ = 49719405686112.

The previous prime is 102202102122209. The next prime is 102202102122251. The reversal of 102202102122212 is 212221201202201.

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, 10232663 + ... + 17581569.

It is an arithmetic number, because the mean of its divisors is an integer number (7653730905296).

Almost surely, 2^{102202102122212} is an apocalyptic number.

It is an amenable number.

102202102122212 is a deficient number, since it is larger than the sum of its proper divisors (81487439604892).

102202102122212 is a wasteful number, since it uses less digits than its factorization.

102202102122212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7442915 (or 7442913 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102202102122212 its reverse (212221201202201), we get a palindrome (314423303324413).

The spelling of 102202102122212 in words is "one hundred two trillion, two hundred two billion, one hundred two million, one hundred twenty-two thousand, two hundred twelve".