100143310031197 has 2 divisors, whose sum is σ = 100143310031198. Its totient is φ = 100143310031196.

The previous prime is 100143310031041. The next prime is 100143310031213. The reversal of 100143310031197 is 791130013341001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93392490112441 + 6750819918756 = 9663979^2 + 2598234^2 .

It is a cyclic number.

It is not a de Polignac number, because 100143310031197 - 2³⁵ = 100108950292829 is a prime.

It is a super-2 number, since 2×100143310031197² (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 (100143310032197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50071655015598 + 50071655015599.

It is an arithmetic number, because the mean of its divisors is an integer number (50071655015599).

Almost surely, 2^{100143310031197} is an apocalyptic number.

It is an amenable number.

100143310031197 is a deficient number, since it is larger than the sum of its proper divisors (1).

100143310031197 is an equidigital number, since it uses as much as digits as its factorization.

100143310031197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 34.

Adding to 100143310031197 its reverse (791130013341001), we get a palindrome (891273323372198).

The spelling of 100143310031197 in words is "one hundred trillion, one hundred forty-three billion, three hundred ten million, thirty-one thousand, one hundred ninety-seven".