102212122130202 has 64 divisors (see below), whose sum is σ = 234245234442240. Its totient is φ = 29126373097536.

The previous prime is 102212122130201. The next prime is 102212122130249. The reversal of 102212122130202 is 202031221212201.

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

It is not an unprimeable number, because it can be changed into a prime (102212122130201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22332423 + ... + 26517189.

It is an arithmetic number, because the mean of its divisors is an integer number (3660081788160).

Almost surely, 2^{102212122130202} is an apocalyptic number.

102212122130202 is an abundant number, since it is smaller than the sum of its proper divisors (132033112312038).

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

102212122130202 is a wasteful number, since it uses less digits than its factorization.

102212122130202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4186315.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 102212122130202 its reverse (202031221212201), we get a palindrome (304243343342403).

The spelling of 102212122130202 in words is "one hundred two trillion, two hundred twelve billion, one hundred twenty-two million, one hundred thirty thousand, two hundred two".