322121100131 has 2 divisors, whose sum is σ = 322121100132. Its totient is φ = 322121100130.

The previous prime is 322121100053. The next prime is 322121100137. The reversal of 322121100131 is 131001121223.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 322121100131 - 2²² = 322116905827 is a prime.

It is a super-2 number, since 2×322121100131² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (322121100137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161060550065 + 161060550066.

It is an arithmetic number, because the mean of its divisors is an integer number (161060550066).

Almost surely, 2^322121100131 is an apocalyptic number.

322121100131 is a deficient number, since it is larger than the sum of its proper divisors (1).

322121100131 is an equidigital number, since it uses as much as digits as its factorization.

322121100131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 322121100131 its reverse (131001121223), we get a palindrome (453122221354).

The spelling of 322121100131 in words is "three hundred twenty-two billion, one hundred twenty-one million, one hundred thousand, one hundred thirty-one".