44220244331 has 16 divisors (see below), whose sum is σ = 47140144128. Its totient is φ = 41336678400.

The previous prime is 44220244303. The next prime is 44220244357. The reversal of 44220244331 is 13344202244.

It is a cyclic number.

It is not a de Polignac number, because 44220244331 - 2²² = 44216050027 is a prime.

It is a super-2 number, since 2×44220244331² (a number of 22 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 = 44220244294 and 44220244303.

It is not an unprimeable number, because it can be changed into a prime (44220244381) 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, 1555061 + ... + 1583241.

It is an arithmetic number, because the mean of its divisors is an integer number (2946259008).

Almost surely, 2^44220244331 is an apocalyptic number.

44220244331 is a deficient number, since it is larger than the sum of its proper divisors (2919899797).

44220244331 is a wasteful number, since it uses less digits than its factorization.

44220244331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28822.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 44220244331 its reverse (13344202244), we get a palindrome (57564446575).

The spelling of 44220244331 in words is "forty-four billion, two hundred twenty million, two hundred forty-four thousand, three hundred thirty-one".