100535161534991 has 2 divisors, whose sum is σ = 100535161534992. Its totient is φ = 100535161534990.

The previous prime is 100535161534957. The next prime is 100535161535059. The reversal of 100535161534991 is 199435161535001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100535161534991 - 2³⁴ = 100517981665807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100535161533991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50267580767495 + 50267580767496.

It is an arithmetic number, because the mean of its divisors is an integer number (50267580767496).

Almost surely, 2^{100535161534991} is an apocalyptic number.

100535161534991 is a deficient number, since it is larger than the sum of its proper divisors (1).

100535161534991 is an equidigital number, since it uses as much as digits as its factorization.

100535161534991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2187000, while the sum is 53.

The spelling of 100535161534991 in words is "one hundred trillion, five hundred thirty-five billion, one hundred sixty-one million, five hundred thirty-four thousand, nine hundred ninety-one".