102222122000122 has 4 divisors (see below), whose sum is σ = 153333183000186. Its totient is φ = 51111061000060.

The previous prime is 102222122000039. The next prime is 102222122000129. The reversal of 102222122000122 is 221000221222201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 102088209184641 + 133912815481 = 10103871^2 + 365941^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102222122000122.

It is not an unprimeable number, because it can be changed into a prime (102222122000129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25555530500029 + ... + 25555530500032.

Almost surely, 2^{102222122000122} is an apocalyptic number.

102222122000122 is a deficient number, since it is larger than the sum of its proper divisors (51111061000064).

102222122000122 is an equidigital number, since it uses as much as digits as its factorization.

102222122000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51111061000063.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 102222122000122 its reverse (221000221222201), we get a palindrome (323222343222323).

The spelling of 102222122000122 in words is "one hundred two trillion, two hundred twenty-two billion, one hundred twenty-two million, one hundred twenty-two", and thus it is an aban number.