31222434352043 has 32 divisors (see below), whose sum is σ = 36149861952000. Its totient is φ = 26685553523200.

The previous prime is 31222434352009. The next prime is 31222434352063. The reversal of 31222434352043 is 34025343422213.

It is not a de Polignac number, because 31222434352043 - 2²⁴ = 31222417574827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 31222434351988 and 31222434352006.

It is not an unprimeable number, because it can be changed into a prime (31222434352063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96102053 + ... + 96426393.

It is an arithmetic number, because the mean of its divisors is an integer number (1129683186000).

Almost surely, 2^{31222434352043} is an apocalyptic number.

31222434352043 is a deficient number, since it is larger than the sum of its proper divisors (4927427599957).

31222434352043 is a wasteful number, since it uses less digits than its factorization.

31222434352043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330883.

The product of its (nonzero) digits is 414720, while the sum is 38.

Adding to 31222434352043 its reverse (34025343422213), we get a palindrome (65247777774256).

The spelling of 31222434352043 in words is "thirty-one trillion, two hundred twenty-two billion, four hundred thirty-four million, three hundred fifty-two thousand, forty-three".