100220211022122 has 16 divisors (see below), whose sum is σ = 222711580049280. Its totient is φ = 33406737007356.

The previous prime is 100220211022117. The next prime is 100220211022219. The reversal of 100220211022122 is 221220112022001.

It is a happy number.

100220211022122 is a `hidden beast` number, since 10 + 0 + 220 + 211 + 0 + 221 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 100220211022095 and 100220211022104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 927964916818 + ... + 927964916925.

It is an arithmetic number, because the mean of its divisors is an integer number (13919473753080).

Almost surely, 2^{100220211022122} is an apocalyptic number.

100220211022122 is an abundant number, since it is smaller than the sum of its proper divisors (122491369027158).

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

100220211022122 is a wasteful number, since it uses less digits than its factorization.

100220211022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1855929833754 (or 1855929833748 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 100220211022122 its reverse (221220112022001), we get a palindrome (321440323044123).

The spelling of 100220211022122 in words is "one hundred trillion, two hundred twenty billion, two hundred eleven million, twenty-two thousand, one hundred twenty-two".