102222202210212 has 48 divisors (see below), whose sum is σ = 272603852236800. Its totient is φ = 29205131380512.

The previous prime is 102222202210171. The next prime is 102222202210243. The reversal of 102222202210212 is 212012202222201.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23215212 + ... + 27265187.

It is an arithmetic number, because the mean of its divisors is an integer number (5679246921600).

Almost surely, 2^{102222202210212} is an apocalyptic number.

102222202210212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102222202210212 is an abundant number, since it is smaller than the sum of its proper divisors (170381650026588).

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

102222202210212 is a wasteful number, since it uses less digits than its factorization.

102222202210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50504520 (or 50504518 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 102222202210212 its reverse (212012202222201), we get a palindrome (314234404432413).

The spelling of 102222202210212 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred two million, two hundred ten thousand, two hundred twelve".