13044120101031 has 4 divisors (see below), whose sum is σ = 17392160134712. Its totient is φ = 8696080067352.

The previous prime is 13044120101029. The next prime is 13044120101057. The reversal of 13044120101031 is 13010102144031.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13044120101031 - 2¹ = 13044120101029 is a prime.

It is a super-2 number, since 2×13044120101031² (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 = 13044120100989 and 13044120101007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13044120101011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2174020016836 + ... + 2174020016841.

It is an arithmetic number, because the mean of its divisors is an integer number (4348040033678).

Almost surely, 2^{13044120101031} is an apocalyptic number.

13044120101031 is a deficient number, since it is larger than the sum of its proper divisors (4348040033681).

13044120101031 is an equidigital number, since it uses as much as digits as its factorization.

13044120101031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4348040033680.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 13044120101031 its reverse (13010102144031), we get a palindrome (26054222245062).

The spelling of 13044120101031 in words is "thirteen trillion, forty-four billion, one hundred twenty million, one hundred one thousand, thirty-one".