102112221022122 has 16 divisors (see below), whose sum is σ = 205477352733600. Its totient is φ = 33828588559152.

The previous prime is 102112221022073. The next prime is 102112221022129. The reversal of 102112221022122 is 221220122211201.

It is not an unprimeable number, because it can be changed into a prime (102112221022129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52204610997 + ... + 52204612952.

It is an arithmetic number, because the mean of its divisors is an integer number (12842334545850).

Almost surely, 2^{102112221022122} is an apocalyptic number.

102112221022122 is an abundant number, since it is smaller than the sum of its proper divisors (103365131711478).

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

102112221022122 is a wasteful number, since it uses less digits than its factorization.

102112221022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104409224117.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 102112221022122 its reverse (221220122211201), we get a palindrome (323332343233323).

The spelling of 102112221022122 in words is "one hundred two trillion, one hundred twelve billion, two hundred twenty-one million, twenty-two thousand, one hundred twenty-two".