2120122100022 has 32 divisors (see below), whose sum is σ = 4320355553280. Its totient is φ = 693356133600.

The previous prime is 2120122100003. The next prime is 2120122100071. The reversal of 2120122100022 is 2200012210212.

It is a junction number, because it is equal to n+sod(n) for n = 2120122099974 and 2120122100010.

It is a congruent number.

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, 22706629 + ... + 22799807.

It is an arithmetic number, because the mean of its divisors is an integer number (135011111040).

Almost surely, 2^{2120122100022} is an apocalyptic number.

2120122100022 is an abundant number, since it is smaller than the sum of its proper divisors (2200233453258).

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

2120122100022 is a wasteful number, since it uses less digits than its factorization.

2120122100022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164788.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2120122100022 its reverse (2200012210212), we get a palindrome (4320134310234).

The spelling of 2120122100022 in words is "two trillion, one hundred twenty billion, one hundred twenty-two million, one hundred thousand, twenty-two".