102112221122 has 8 divisors (see below), whose sum is σ = 153169693500. Its totient is φ = 51055656624.

The previous prime is 102112221089. The next prime is 102112221149. The reversal of 102112221122 is 221122211201.

102112221122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 102111563401 + 657721 = 319549^2 + 811^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 102112221122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286904 + ... + 535292.

Almost surely, 2^102112221122 is an apocalyptic number.

102112221122 is a deficient number, since it is larger than the sum of its proper divisors (51057472378).

102112221122 is a wasteful number, since it uses less digits than its factorization.

102112221122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453940.

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

Adding to 102112221122 its reverse (221122211201), we get a palindrome (323234432323).

The spelling of 102112221122 in words is "one hundred two billion, one hundred twelve million, two hundred twenty-one thousand, one hundred twenty-two".