100521660983 has 2 divisors, whose sum is σ = 100521660984. Its totient is φ = 100521660982.

The previous prime is 100521660961. The next prime is 100521661001. The reversal of 100521660983 is 389066125001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100521660983 - 2⁶ = 100521660919 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100521660983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100521660683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50260830491 + 50260830492.

It is an arithmetic number, because the mean of its divisors is an integer number (50260830492).

Almost surely, 2^100521660983 is an apocalyptic number.

100521660983 is a deficient number, since it is larger than the sum of its proper divisors (1).

100521660983 is an equidigital number, since it uses as much as digits as its factorization.

100521660983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 41.

Adding to 100521660983 its reverse (389066125001), we get a palindrome (489587785984).

The spelling of 100521660983 in words is "one hundred billion, five hundred twenty-one million, six hundred sixty thousand, nine hundred eighty-three".