423055100331 has 24 divisors (see below), whose sum is σ = 621138772800. Its totient is φ = 277415093376.

The previous prime is 423055100323. The next prime is 423055100333. The reversal of 423055100331 is 133001550324.

It is not a de Polignac number, because 423055100331 - 2³ = 423055100323 is a prime.

It is a super-2 number, since 2×423055100331² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423055100295 and 423055100304.

It is not an unprimeable number, because it can be changed into a prime (423055100333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 636156 + ... + 1118393.

It is an arithmetic number, because the mean of its divisors is an integer number (25880782200).

Almost surely, 2^423055100331 is an apocalyptic number.

423055100331 is a deficient number, since it is larger than the sum of its proper divisors (198083672469).

423055100331 is a wasteful number, since it uses less digits than its factorization.

423055100331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754995 (or 1754992 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 423055100331 its reverse (133001550324), we get a palindrome (556056650655).

The spelling of 423055100331 in words is "four hundred twenty-three billion, fifty-five million, one hundred thousand, three hundred thirty-one".