420126516122 has 32 divisors (see below), whose sum is σ = 672977203200. Its totient is φ = 196348890240.

The previous prime is 420126516083. The next prime is 420126516167. The reversal of 420126516122 is 221615621024.

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, 354122 + ... + 982677.

It is an arithmetic number, because the mean of its divisors is an integer number (21030537600).

Almost surely, 2^420126516122 is an apocalyptic number.

420126516122 is a deficient number, since it is larger than the sum of its proper divisors (252850687078).

420126516122 is a wasteful number, since it uses less digits than its factorization.

420126516122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337006.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 420126516122 in words is "four hundred twenty billion, one hundred twenty-six million, five hundred sixteen thousand, one hundred twenty-two".