431220022043 has 16 divisors (see below), whose sum is σ = 444826468800. Its totient is φ = 417827604480.

The previous prime is 431220022039. The next prime is 431220022049. The reversal of 431220022043 is 340220022134.

It is a cyclic number.

It is not a de Polignac number, because 431220022043 - 2² = 431220022039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431220022049) 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, 3903083 + ... + 4012043.

It is an arithmetic number, because the mean of its divisors is an integer number (27801654300).

Almost surely, 2^431220022043 is an apocalyptic number.

431220022043 is a deficient number, since it is larger than the sum of its proper divisors (13606446757).

431220022043 is a wasteful number, since it uses less digits than its factorization.

431220022043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109942.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 431220022043 its reverse (340220022134), we get a palindrome (771440044177).

Subtracting from 431220022043 its reverse (340220022134), we obtain a palindrome (90999999909).

The spelling of 431220022043 in words is "four hundred thirty-one billion, two hundred twenty million, twenty-two thousand, forty-three".