1012233323231 has 16 divisors (see below), whose sum is σ = 1092035395584. Its totient is φ = 932709406944.

The previous prime is 1012233323219. The next prime is 1012233323251. The reversal of 1012233323231 is 1323233322101.

It is a cyclic number.

It is not a de Polignac number, because 1012233323231 - 2³⁰ = 1011159581407 is a prime.

It is a super-2 number, since 2×1012233323231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1012233323231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012233323251) 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, 19573250 + ... + 19624896.

It is an arithmetic number, because the mean of its divisors is an integer number (68252212224).

Almost surely, 2^{1012233323231} is an apocalyptic number.

1012233323231 is a deficient number, since it is larger than the sum of its proper divisors (79802072353).

1012233323231 is a wasteful number, since it uses less digits than its factorization.

1012233323231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54310.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1012233323231 its reverse (1323233322101), we get a palindrome (2335466645332).

The spelling of 1012233323231 in words is "one trillion, twelve billion, two hundred thirty-three million, three hundred twenty-three thousand, two hundred thirty-one".