231322323223033 has 16 divisors (see below), whose sum is σ = 273520127237760. Its totient is φ = 191414239027200.

The previous prime is 231322323223021. The next prime is 231322323223037. The reversal of 231322323223033 is 330322323223132.

It is not a de Polignac number, because 231322323223033 - 2¹³ = 231322323214841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 231322323223033.

It is not an unprimeable number, because it can be changed into a prime (231322323223037) 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, 72618523 + ... + 75737008.

It is an arithmetic number, because the mean of its divisors is an integer number (17095007952360).

Almost surely, 2^{231322323223033} is an apocalyptic number.

It is an amenable number.

231322323223033 is a deficient number, since it is larger than the sum of its proper divisors (42197804014727).

231322323223033 is a wasteful number, since it uses less digits than its factorization.

231322323223033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148363248.

The product of its (nonzero) digits is 139968, while the sum is 34.

Adding to 231322323223033 its reverse (330322323223132), we get a palindrome (561644646446165).

Subtracting 231322323223033 from its reverse (330322323223132), we obtain a palindrome (99000000000099).

The spelling of 231322323223033 in words is "two hundred thirty-one trillion, three hundred twenty-two billion, three hundred twenty-three million, two hundred twenty-three thousand, thirty-three".