202110210130122 has 48 divisors (see below), whose sum is σ = 500484348486720. Its totient is φ = 57743354589696.

The previous prime is 202110210130099. The next prime is 202110210130133. The reversal of 202110210130122 is 221031012011202.

202110210130122 is a `hidden beast` number, since 20 + 2 + 110 + 210 + 1 + 301 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 202110210130095 and 202110210130104.

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, 30587472 + ... + 36603467.

It is an arithmetic number, because the mean of its divisors is an integer number (10426757260140).

Almost surely, 2^{202110210130122} is an apocalyptic number.

202110210130122 is an abundant number, since it is smaller than the sum of its proper divisors (298374138356598).

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

202110210130122 is a wasteful number, since it uses less digits than its factorization.

202110210130122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67214827 (or 67214824 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 202110210130122 its reverse (221031012011202), we get a palindrome (423141222141324).

The spelling of 202110210130122 in words is "two hundred two trillion, one hundred ten billion, two hundred ten million, one hundred thirty thousand, one hundred twenty-two".