13021000299977 has 2 divisors, whose sum is σ = 13021000299978. Its totient is φ = 13021000299976.

The previous prime is 13021000299913. The next prime is 13021000300039. The reversal of 13021000299977 is 77999200012031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11925584782336 + 1095415517641 = 3453344^2 + 1046621^2 .

It is a cyclic number.

It is not a de Polignac number, because 13021000299977 - 2⁶ = 13021000299913 is a prime.

It is a super-2 number, since 2×13021000299977² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13021000299907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510500149988 + 6510500149989.

It is an arithmetic number, because the mean of its divisors is an integer number (6510500149989).

Almost surely, 2^{13021000299977} is an apocalyptic number.

It is an amenable number.

13021000299977 is a deficient number, since it is larger than the sum of its proper divisors (1).

13021000299977 is an equidigital number, since it uses as much as digits as its factorization.

13021000299977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 428652, while the sum is 50.

The spelling of 13021000299977 in words is "thirteen trillion, twenty-one billion, two hundred ninety-nine thousand, nine hundred seventy-seven".