31166126030269 has 2 divisors, whose sum is σ = 31166126030270. Its totient is φ = 31166126030268.

The previous prime is 31166126030147. The next prime is 31166126030321. The reversal of 31166126030269 is 96203062166113.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30829478904900 + 336647125369 = 5552430^2 + 580213^2 .

It is a cyclic number.

It is not a de Polignac number, because 31166126030269 - 2²¹ = 31166123933117 is a prime.

It is a super-2 number, since 2×31166126030269² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31166126030069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15583063015134 + 15583063015135.

It is an arithmetic number, because the mean of its divisors is an integer number (15583063015135).

Almost surely, 2^{31166126030269} is an apocalyptic number.

It is an amenable number.

31166126030269 is a deficient number, since it is larger than the sum of its proper divisors (1).

31166126030269 is an equidigital number, since it uses as much as digits as its factorization.

31166126030269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 46.

The spelling of 31166126030269 in words is "thirty-one trillion, one hundred sixty-six billion, one hundred twenty-six million, thirty thousand, two hundred sixty-nine".