423511017122 has 18 divisors (see below), whose sum is σ = 652952428947. Its totient is φ = 206015820624.

The previous prime is 423511017067. The next prime is 423511017187. The reversal of 423511017122 is 221710115324.

It can be written as a sum of positive squares in 5 ways, for example, as 153320016721 + 270191000401 = 391561^2 + 519799^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=460169.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 34046288 + ... + 34058724.

Almost surely, 2^423511017122 is an apocalyptic number.

423511017122 is a deficient number, since it is larger than the sum of its proper divisors (229441411825).

423511017122 is an frugal number, since it uses more digits than its factorization.

423511017122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24950 (or 12476 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The spelling of 423511017122 in words is "four hundred twenty-three billion, five hundred eleven million, seventeen thousand, one hundred twenty-two".