131222323051 has 2 divisors, whose sum is σ = 131222323052. Its totient is φ = 131222323050.

The previous prime is 131222323031. The next prime is 131222323061. The reversal of 131222323051 is 150323222131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 131222323051 - 2¹⁷ = 131222191979 is a prime.

It is not a weakly prime, because it can be changed into another prime (131222323031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65611161525 + 65611161526.

It is an arithmetic number, because the mean of its divisors is an integer number (65611161526).

Almost surely, 2^131222323051 is an apocalyptic number.

131222323051 is a deficient number, since it is larger than the sum of its proper divisors (1).

131222323051 is an equidigital number, since it uses as much as digits as its factorization.

131222323051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 131222323051 its reverse (150323222131), we get a palindrome (281545545182).

The spelling of 131222323051 in words is "one hundred thirty-one billion, two hundred twenty-two million, three hundred twenty-three thousand, fifty-one".