44113220031 has 4 divisors (see below), whose sum is σ = 58817626712. Its totient is φ = 29408813352.

The previous prime is 44113220027. The next prime is 44113220033. The reversal of 44113220031 is 13002231144.

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

It is not a de Polignac number, because 44113220031 - 2² = 44113220027 is a prime.

It is a super-2 number, since 2×44113220031² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44113220033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7352203336 + ... + 7352203341.

It is an arithmetic number, because the mean of its divisors is an integer number (14704406678).

Almost surely, 2^44113220031 is an apocalyptic number.

44113220031 is a deficient number, since it is larger than the sum of its proper divisors (14704406681).

44113220031 is a wasteful number, since it uses less digits than its factorization.

44113220031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14704406680.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 44113220031 its reverse (13002231144), we get a palindrome (57115451175).

The spelling of 44113220031 in words is "forty-four billion, one hundred thirteen million, two hundred twenty thousand, thirty-one".