100612261499 has 2 divisors, whose sum is σ = 100612261500. Its totient is φ = 100612261498.

The previous prime is 100612261487. The next prime is 100612261523. The reversal of 100612261499 is 994162216001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100612261499 is a prime.

It is not a weakly prime, because it can be changed into another prime (100612261469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50306130749 + 50306130750.

It is an arithmetic number, because the mean of its divisors is an integer number (50306130750).

Almost surely, 2^100612261499 is an apocalyptic number.

100612261499 is a deficient number, since it is larger than the sum of its proper divisors (1).

100612261499 is an equidigital number, since it uses as much as digits as its factorization.

100612261499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 41.

The spelling of 100612261499 in words is "one hundred billion, six hundred twelve million, two hundred sixty-one thousand, four hundred ninety-nine".