101028580297 has 2 divisors, whose sum is σ = 101028580298. Its totient is φ = 101028580296.

The previous prime is 101028580277. The next prime is 101028580343. The reversal of 101028580297 is 792085820101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100930748416 + 97831881 = 317696^2 + 9891^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101028580297 is a prime.

It is not a weakly prime, because it can be changed into another prime (101028580277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50514290148 + 50514290149.

It is an arithmetic number, because the mean of its divisors is an integer number (50514290149).

Almost surely, 2^101028580297 is an apocalyptic number.

It is an amenable number.

101028580297 is a deficient number, since it is larger than the sum of its proper divisors (1).

101028580297 is an equidigital number, since it uses as much as digits as its factorization.

101028580297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 43.

The spelling of 101028580297 in words is "one hundred one billion, twenty-eight million, five hundred eighty thousand, two hundred ninety-seven".