231044223043 has 16 divisors (see below), whose sum is σ = 239156064000. Its totient is φ = 222974115840.

The previous prime is 231044223037. The next prime is 231044223049. The reversal of 231044223043 is 340322440132.

It is an interprime number because it is at equal distance from previous prime (231044223037) and next prime (231044223049).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231044223043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231044223049) 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, 37425105 + ... + 37431277.

It is an arithmetic number, because the mean of its divisors is an integer number (14947254000).

Almost surely, 2^231044223043 is an apocalyptic number.

231044223043 is a deficient number, since it is larger than the sum of its proper divisors (8111840957).

231044223043 is a wasteful number, since it uses less digits than its factorization.

231044223043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9342.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 231044223043 its reverse (340322440132), we get a palindrome (571366663175).

The spelling of 231044223043 in words is "two hundred thirty-one billion, forty-four million, two hundred twenty-three thousand, forty-three".