100163770660831 has 2 divisors, whose sum is σ = 100163770660832. Its totient is φ = 100163770660830.

The previous prime is 100163770660777. The next prime is 100163770660903. The reversal of 100163770660831 is 138066077361001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100163770660831 - 2¹⁷ = 100163770529759 is a prime.

It is a super-2 number, since 2×100163770660831² (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 (100163770360831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50081885330415 + 50081885330416.

It is an arithmetic number, because the mean of its divisors is an integer number (50081885330416).

Almost surely, 2^{100163770660831} is an apocalyptic number.

100163770660831 is a deficient number, since it is larger than the sum of its proper divisors (1).

100163770660831 is an equidigital number, since it uses as much as digits as its factorization.

100163770660831 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 762048, while the sum is 49.

The spelling of 100163770660831 in words is "one hundred trillion, one hundred sixty-three billion, seven hundred seventy million, six hundred sixty thousand, eight hundred thirty-one".