423103331031 has 16 divisors (see below), whose sum is σ = 579633439584. Its totient is φ = 274327599744.

The previous prime is 423103331009. The next prime is 423103331047. The reversal of 423103331031 is 130133301324.

It is a happy number.

It is not a de Polignac number, because 423103331031 - 2⁶ = 423103330967 is a prime.

It is a super-2 number, since 2×423103331031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423103330992 and 423103331010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423103336031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 557956 + ... + 1075881.

It is an arithmetic number, because the mean of its divisors is an integer number (36227089974).

Almost surely, 2^423103331031 is an apocalyptic number.

423103331031 is a deficient number, since it is larger than the sum of its proper divisors (156530108553).

423103331031 is a wasteful number, since it uses less digits than its factorization.

423103331031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1636210.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 423103331031 its reverse (130133301324), we get a palindrome (553236632355).

The spelling of 423103331031 in words is "four hundred twenty-three billion, one hundred three million, three hundred thirty-one thousand, thirty-one".