131122233007 has 2 divisors, whose sum is σ = 131122233008. Its totient is φ = 131122233006.

The previous prime is 131122232999. The next prime is 131122233023. The reversal of 131122233007 is 700332221131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131122233007 - 2³ = 131122232999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131122233107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65561116503 + 65561116504.

It is an arithmetic number, because the mean of its divisors is an integer number (65561116504).

Almost surely, 2^131122233007 is an apocalyptic number.

131122233007 is a deficient number, since it is larger than the sum of its proper divisors (1).

131122233007 is an equidigital number, since it uses as much as digits as its factorization.

131122233007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1512, while the sum is 25.

Adding to 131122233007 its reverse (700332221131), we get a palindrome (831454454138).

The spelling of 131122233007 in words is "one hundred thirty-one billion, one hundred twenty-two million, two hundred thirty-three thousand, seven".