13023111002501 has 2 divisors, whose sum is σ = 13023111002502. Its totient is φ = 13023111002500.

The previous prime is 13023111002497. The next prime is 13023111002537. The reversal of 13023111002501 is 10520011132031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12701746730401 + 321364272100 = 3563951^2 + 566890^2 .

It is a cyclic number.

It is not a de Polignac number, because 13023111002501 - 2² = 13023111002497 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13023111022501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6511555501250 + 6511555501251.

It is an arithmetic number, because the mean of its divisors is an integer number (6511555501251).

Almost surely, 2^{13023111002501} is an apocalyptic number.

It is an amenable number.

13023111002501 is a deficient number, since it is larger than the sum of its proper divisors (1).

13023111002501 is an equidigital number, since it uses as much as digits as its factorization.

13023111002501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 13023111002501 its reverse (10520011132031), we get a palindrome (23543122134532).

The spelling of 13023111002501 in words is "thirteen trillion, twenty-three billion, one hundred eleven million, two thousand, five hundred one".