13021120231129 has 8 divisors (see below), whose sum is σ = 14055781959360. Its totient is φ = 12025502341776.

The previous prime is 13021120231121. The next prime is 13021120231169. The reversal of 13021120231129 is 92113202112031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13021120231129 - 2³ = 13021120231121 is a prime.

It is a super-2 number, since 2×13021120231129² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13021120231097 and 13021120231106.

It is not an unprimeable number, because it can be changed into a prime (13021120231121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9760959027 + ... + 9760960360.

It is an arithmetic number, because the mean of its divisors is an integer number (1756972744920).

Almost surely, 2^{13021120231129} is an apocalyptic number.

It is an amenable number.

13021120231129 is a deficient number, since it is larger than the sum of its proper divisors (1034661728231).

13021120231129 is a wasteful number, since it uses less digits than its factorization.

13021120231129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19521919439.

The product of its (nonzero) digits is 1296, while the sum is 28.

The spelling of 13021120231129 in words is "thirteen trillion, twenty-one billion, one hundred twenty million, two hundred thirty-one thousand, one hundred twenty-nine".