122102110102100 has 36 divisors (see below), whose sum is σ = 269305211376348. Its totient is φ = 48040174464000.

The previous prime is 122102110102079. The next prime is 122102110102129. The reversal of 122102110102100 is 1201011201221.

It can be written as a sum of positive squares in 6 ways, for example, as 2254310062096 + 119847800040004 = 1501436^2 + 10947502^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10008363581 + ... + 10008375780.

Almost surely, 2^{122102110102100} is an apocalyptic number.

122102110102100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122102110102100 is an abundant number, since it is smaller than the sum of its proper divisors (147203101274248).

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

122102110102100 is a wasteful number, since it uses less digits than its factorization.

122102110102100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20016739436 (or 20016739429 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 122102110102100 its reverse (1201011201221), we get a palindrome (123303121303321).

The spelling of 122102110102100 in words is "one hundred twenty-two trillion, one hundred two billion, one hundred ten million, one hundred two thousand, one hundred".