13101121221079 has 2 divisors, whose sum is σ = 13101121221080. Its totient is φ = 13101121221078.

The previous prime is 13101121221053. The next prime is 13101121221107. The reversal of 13101121221079 is 97012212110131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13101121221079 - 2¹⁷ = 13101121090007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13101121221079.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13101121221049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6550560610539 + 6550560610540.

It is an arithmetic number, because the mean of its divisors is an integer number (6550560610540).

Almost surely, 2^{13101121221079} is an apocalyptic number.

13101121221079 is a deficient number, since it is larger than the sum of its proper divisors (1).

13101121221079 is an equidigital number, since it uses as much as digits as its factorization.

13101121221079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 31.

The spelling of 13101121221079 in words is "thirteen trillion, one hundred one billion, one hundred twenty-one million, two hundred twenty-one thousand, seventy-nine".