290120120122 has 64 divisors (see below), whose sum is σ = 516599596800. Its totient is φ = 122124956352.

The previous prime is 290120120053. The next prime is 290120120197. The reversal of 290120120122 is 221021021092.

It is a junction number, because it is equal to n+sod(n) for n = 290120120093 and 290120120102.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9835548 + ... + 9865000.

It is an arithmetic number, because the mean of its divisors is an integer number (8071868700).

Almost surely, 2^290120120122 is an apocalyptic number.

290120120122 is a deficient number, since it is larger than the sum of its proper divisors (226479476678).

290120120122 is a wasteful number, since it uses less digits than its factorization.

290120120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29732 (or 29718 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 290120120122 in words is "two hundred ninety billion, one hundred twenty million, one hundred twenty thousand, one hundred twenty-two".