231000224433 has 64 divisors (see below), whose sum is σ = 358408003584. Its totient is φ = 131010048000.

The previous prime is 231000224423. The next prime is 231000224479. The reversal of 231000224433 is 334422000132.

It is not a de Polignac number, because 231000224433 - 2⁵ = 231000224401 is a prime.

It is a super-2 number, since 2×231000224433² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (231000224423) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6150993 + ... + 6188433.

It is an arithmetic number, because the mean of its divisors is an integer number (5600125056).

Almost surely, 2^231000224433 is an apocalyptic number.

It is an amenable number.

231000224433 is a deficient number, since it is larger than the sum of its proper divisors (127407779151).

231000224433 is a wasteful number, since it uses less digits than its factorization.

231000224433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37686.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 231000224433 its reverse (334422000132), we get a palindrome (565422224565).

The spelling of 231000224433 in words is "two hundred thirty-one billion, two hundred twenty-four thousand, four hundred thirty-three".