32312223131 has 2 divisors, whose sum is σ = 32312223132. Its totient is φ = 32312223130.

The previous prime is 32312223121. The next prime is 32312223199. The reversal of 32312223131 is 13132221323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32312223131 - 2²² = 32308028827 is a prime.

It is a super-2 number, since 2×32312223131² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 32312223097 and 32312223106.

It is not a weakly prime, because it can be changed into another prime (32312223121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16156111565 + 16156111566.

It is an arithmetic number, because the mean of its divisors is an integer number (16156111566).

Almost surely, 2^32312223131 is an apocalyptic number.

32312223131 is a deficient number, since it is larger than the sum of its proper divisors (1).

32312223131 is an equidigital number, since it uses as much as digits as its factorization.

32312223131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 23.

Adding to 32312223131 its reverse (13132221323), we get a palindrome (45444444454).

The spelling of 32312223131 in words is "thirty-two billion, three hundred twelve million, two hundred twenty-three thousand, one hundred thirty-one".