13161326024121 has 16 divisors (see below), whose sum is σ = 19145640787968. Its totient is φ = 7975772125200.

The previous prime is 13161326024107. The next prime is 13161326024173. The reversal of 13161326024121 is 12142062316131.

It is not a de Polignac number, because 13161326024121 - 2⁵ = 13161326024089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (13161326024621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19388821 + ... + 20056146.

It is an arithmetic number, because the mean of its divisors is an integer number (1196602549248).

Almost surely, 2^{13161326024121} is an apocalyptic number.

13161326024121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13161326024121 is a deficient number, since it is larger than the sum of its proper divisors (5984314763847).

13161326024121 is a wasteful number, since it uses less digits than its factorization.

13161326024121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39455092.

The product of its (nonzero) digits is 10368, while the sum is 33.

The spelling of 13161326024121 in words is "thirteen trillion, one hundred sixty-one billion, three hundred twenty-six million, twenty-four thousand, one hundred twenty-one".