100323112131157 has 2 divisors, whose sum is σ = 100323112131158. Its totient is φ = 100323112131156.

The previous prime is 100323112131071. The next prime is 100323112131167. The reversal of 100323112131157 is 751131211323001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98868697839076 + 1454414292081 = 9943274^2 + 1205991^2 .

It is a cyclic number.

It is not a de Polignac number, because 100323112131157 - 2³⁵ = 100288752392789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100323112131167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50161556065578 + 50161556065579.

It is an arithmetic number, because the mean of its divisors is an integer number (50161556065579).

Almost surely, 2^{100323112131157} is an apocalyptic number.

It is an amenable number.

100323112131157 is a deficient number, since it is larger than the sum of its proper divisors (1).

100323112131157 is an equidigital number, since it uses as much as digits as its factorization.

100323112131157 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 31.

Adding to 100323112131157 its reverse (751131211323001), we get a palindrome (851454323454158).

The spelling of 100323112131157 in words is "one hundred trillion, three hundred twenty-three billion, one hundred twelve million, one hundred thirty-one thousand, one hundred fifty-seven".