100122221111122 has 32 divisors (see below), whose sum is σ = 173557115424000. Its totient is φ = 42431333087808.

The previous prime is 100122221111093. The next prime is 100122221111141. The reversal of 100122221111122 is 221111122221001.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 100122221111122.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64451997 + ... + 65987152.

It is an arithmetic number, because the mean of its divisors is an integer number (5423659857000).

Almost surely, 2^{100122221111122} is an apocalyptic number.

100122221111122 is a deficient number, since it is larger than the sum of its proper divisors (73434894312878).

100122221111122 is a wasteful number, since it uses less digits than its factorization.

100122221111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130439770.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 100122221111122 its reverse (221111122221001), we get a palindrome (321233343332123).

The spelling of 100122221111122 in words is "one hundred trillion, one hundred twenty-two billion, two hundred twenty-one million, one hundred eleven thousand, one hundred twenty-two".