2012222200122 has 48 divisors (see below), whose sum is σ = 4577469006240. Its totient is φ = 637945884576.

The previous prime is 2012222200063. The next prime is 2012222200139. The reversal of 2012222200122 is 2210022222102.

2012222200122 is a `hidden beast` number, since 201 + 222 + 220 + 0 + 1 + 22 = 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 = 2012222200095 and 2012222200104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28732428 + ... + 28802375.

It is an arithmetic number, because the mean of its divisors is an integer number (95363937630).

Almost surely, 2^{2012222200122} is an apocalyptic number.

2012222200122 is an abundant number, since it is smaller than the sum of its proper divisors (2565246806118).

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

2012222200122 is a wasteful number, since it uses less digits than its factorization.

2012222200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57534907 (or 57534904 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2012222200122 its reverse (2210022222102), we get a palindrome (4222244422224).

The spelling of 2012222200122 in words is "two trillion, twelve billion, two hundred twenty-two million, two hundred thousand, one hundred twenty-two".