131353450111231 has 2 divisors, whose sum is σ = 131353450111232. Its totient is φ = 131353450111230.

The previous prime is 131353450111189. The next prime is 131353450111253. The reversal of 131353450111231 is 132111054353131.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-131353450111231 is a prime.

It is a super-2 number, since 2×131353450111231² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (131353450111831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65676725055615 + 65676725055616.

It is an arithmetic number, because the mean of its divisors is an integer number (65676725055616).

Almost surely, 2^{131353450111231} is an apocalyptic number.

131353450111231 is a deficient number, since it is larger than the sum of its proper divisors (1).

131353450111231 is an equidigital number, since it uses as much as digits as its factorization.

131353450111231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 34.

The spelling of 131353450111231 in words is "one hundred thirty-one trillion, three hundred fifty-three billion, four hundred fifty million, one hundred eleven thousand, two hundred thirty-one".