1232213023312 has 20 divisors (see below), whose sum is σ = 2389055869780. Its totient is φ = 615682476288.

The previous prime is 1232213023291. The next prime is 1232213023319. The reversal of 1232213023312 is 2133203122321.

It can be written as a sum of positive squares in 2 ways, for example, as 1175671792656 + 56541230656 = 1084284^2 + 237784^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232213023319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26478237 + ... + 26524732.

It is an arithmetic number, because the mean of its divisors is an integer number (119452793489).

Almost surely, 2^{1232213023312} is an apocalyptic number.

It is an amenable number.

1232213023312 is a deficient number, since it is larger than the sum of its proper divisors (1156842846468).

1232213023312 is a wasteful number, since it uses less digits than its factorization.

1232213023312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53004430 (or 53004424 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1232213023312 its reverse (2133203122321), we get a palindrome (3365416145633).

Subtracting 1232213023312 from its reverse (2133203122321), we obtain a palindrome (900990099009).

The spelling of 1232213023312 in words is "one trillion, two hundred thirty-two billion, two hundred thirteen million, twenty-three thousand, three hundred twelve".