102110222122100 has 72 divisors (see below), whose sum is σ = 221691672288408. Its totient is φ = 40823358566400.

The previous prime is 102110222122099. The next prime is 102110222122121. The reversal of 102110222122100 is 1221222011201.

It can be written as a sum of positive squares in 12 ways, for example, as 39669313496164 + 62440908625936 = 6298358^2 + 7901956^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1795379264 + ... + 1795436136.

Almost surely, 2^{102110222122100} is an apocalyptic number.

102110222122100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102110222122100 is an abundant number, since it is smaller than the sum of its proper divisors (119581450166308).

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

102110222122100 is a wasteful number, since it uses less digits than its factorization.

102110222122100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65685 (or 65678 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102110222122100 its reverse (1221222011201), we get a palindrome (103331444133301).

The spelling of 102110222122100 in words is "one hundred two trillion, one hundred ten billion, two hundred twenty-two million, one hundred twenty-two thousand, one hundred".