320012022131 has 2 divisors, whose sum is σ = 320012022132. Its totient is φ = 320012022130.

The previous prime is 320012022101. The next prime is 320012022223. The reversal of 320012022131 is 131220210023.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 320012022131 - 2²² = 320007827827 is a prime.

It is a super-2 number, since 2×320012022131² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (320012022101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160006011065 + 160006011066.

It is an arithmetic number, because the mean of its divisors is an integer number (160006011066).

Almost surely, 2^320012022131 is an apocalyptic number.

320012022131 is a deficient number, since it is larger than the sum of its proper divisors (1).

320012022131 is an equidigital number, since it uses as much as digits as its factorization.

320012022131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 320012022131 its reverse (131220210023), we get a palindrome (451232232154).

The spelling of 320012022131 in words is "three hundred twenty billion, twelve million, twenty-two thousand, one hundred thirty-one".