102210012122012 has 24 divisors (see below), whose sum is σ = 189390877288704. Its totient is φ = 48098388045312.

The previous prime is 102210012121979. The next prime is 102210012122021. The reversal of 102210012122012 is 210221210012201.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634373 + ... + 14311619.

It is an arithmetic number, because the mean of its divisors is an integer number (7891286553696).

Almost surely, 2^{102210012122012} is an apocalyptic number.

It is an amenable number.

102210012122012 is a deficient number, since it is larger than the sum of its proper divisors (87180865166692).

102210012122012 is a wasteful number, since it uses less digits than its factorization.

102210012122012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13787165 (or 13787163 counting only the distinct ones).

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

Adding to 102210012122012 its reverse (210221210012201), we get a palindrome (312431222134213).

The spelling of 102210012122012 in words is "one hundred two trillion, two hundred ten billion, twelve million, one hundred twenty-two thousand, twelve".