1232001333231 has 16 divisors (see below), whose sum is σ = 1663761907584. Its totient is φ = 810802994144.

The previous prime is 1232001333209. The next prime is 1232001333253. The reversal of 1232001333231 is 1323331002321.

It is an interprime number because it is at equal distance from previous prime (1232001333209) and next prime (1232001333253).

It is a cyclic number.

It is not a de Polignac number, because 1232001333231 - 2¹⁸ = 1232001071087 is a prime.

It is a super-2 number, since 2×1232001333231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232001333131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1619301 + ... + 2255246.

It is an arithmetic number, because the mean of its divisors is an integer number (103985119224).

Almost surely, 2^{1232001333231} is an apocalyptic number.

1232001333231 is a deficient number, since it is larger than the sum of its proper divisors (431760574353).

1232001333231 is a wasteful number, since it uses less digits than its factorization.

1232001333231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3875910.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 1232001333231 its reverse (1323331002321), we get a palindrome (2555332335552).

The spelling of 1232001333231 in words is "one trillion, two hundred thirty-two billion, one million, three hundred thirty-three thousand, two hundred thirty-one".