44123452231 has 2 divisors, whose sum is σ = 44123452232. Its totient is φ = 44123452230.

The previous prime is 44123452223. The next prime is 44123452273. The reversal of 44123452231 is 13225432144.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44123452231 - 2³ = 44123452223 is a prime.

It is a super-2 number, since 2×44123452231² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44123452193 and 44123452202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44123452831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22061726115 + 22061726116.

It is an arithmetic number, because the mean of its divisors is an integer number (22061726116).

Almost surely, 2^44123452231 is an apocalyptic number.

44123452231 is a deficient number, since it is larger than the sum of its proper divisors (1).

44123452231 is an equidigital number, since it uses as much as digits as its factorization.

44123452231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 31.

Adding to 44123452231 its reverse (13225432144), we get a palindrome (57348884375).

The spelling of 44123452231 in words is "forty-four billion, one hundred twenty-three million, four hundred fifty-two thousand, two hundred thirty-one".