2101577861083 has 2 divisors, whose sum is σ = 2101577861084. Its totient is φ = 2101577861082.

The previous prime is 2101577861077. The next prime is 2101577861113. The reversal of 2101577861083 is 3801687751012.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2101577861083 is a prime.

It is not a weakly prime, because it can be changed into another prime (2101577861003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050788930541 + 1050788930542.

It is an arithmetic number, because the mean of its divisors is an integer number (1050788930542).

Almost surely, 2^{2101577861083} is an apocalyptic number.

2101577861083 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101577861083 is an equidigital number, since it uses as much as digits as its factorization.

2101577861083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 564480, while the sum is 49.

The spelling of 2101577861083 in words is "two trillion, one hundred one billion, five hundred seventy-seven million, eight hundred sixty-one thousand, eighty-three".