420122126 has 16 divisors (see below), whose sum is σ = 655776000. Its totient is φ = 201695928.

The previous prime is 420122113. The next prime is 420122141. The reversal of 420122126 is 621221024.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 420122098 and 420122107.

It is a congruent number.

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, 36326 + ... + 46473.

It is an arithmetic number, because the mean of its divisors is an integer number (40986000).

Almost surely, 2^420122126 is an apocalyptic number.

420122126 is a deficient number, since it is larger than the sum of its proper divisors (235653874).

420122126 is a wasteful number, since it uses less digits than its factorization.

420122126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82903.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 420122126 is about 20496.8808846615. The cubic root of 420122126 is about 748.9598178803.

The spelling of 420122126 in words is "four hundred twenty million, one hundred twenty-two thousand, one hundred twenty-six".