423111431031 has 8 divisors (see below), whose sum is σ = 576151736064. Its totient is φ = 276072706680.

The previous prime is 423111431027. The next prime is 423111431059. The reversal of 423111431031 is 130134111324.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 423111431031 - 2² = 423111431027 is a prime.

It is a super-2 number, since 2×423111431031² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423111430992 and 423111431010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423111430031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1500395005 + ... + 1500395286.

It is an arithmetic number, because the mean of its divisors is an integer number (72018967008).

Almost surely, 2^423111431031 is an apocalyptic number.

423111431031 is a deficient number, since it is larger than the sum of its proper divisors (153040305033).

423111431031 is a wasteful number, since it uses less digits than its factorization.

423111431031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000790341.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 423111431031 its reverse (130134111324), we get a palindrome (553245542355).

The spelling of 423111431031 in words is "four hundred twenty-three billion, one hundred eleven million, four hundred thirty-one thousand, thirty-one".