2231043344 has 20 divisors (see below), whose sum is σ = 4326236124. Its totient is φ = 1114595328.

The previous prime is 2231043343. The next prime is 2231043349. The reversal of 2231043344 is 4433401322.

It can be written as a sum of positive squares in 2 ways, for example, as 1524121600 + 706921744 = 39040^2 + 26588^2 .

It is a super-3 number, since 3×2231043344³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2231043343) 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, 37817 + ... + 76760.

Almost surely, 2^2231043344 is an apocalyptic number.

It is an amenable number.

2231043344 is a deficient number, since it is larger than the sum of its proper divisors (2095192780).

2231043344 is a wasteful number, since it uses less digits than its factorization.

2231043344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115802 (or 115796 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 2231043344 is about 47233.9215395038. The cubic root of 2231043344 is about 1306.6802769419.

Adding to 2231043344 its reverse (4433401322), we get a palindrome (6664444666).

The spelling of 2231043344 in words is "two billion, two hundred thirty-one million, forty-three thousand, three hundred forty-four".