1232131204 has 24 divisors (see below), whose sum is σ = 2179220120. Its totient is φ = 609513984.

The previous prime is 1232131189. The next prime is 1232131211. The reversal of 1232131204 is 4021312321.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 258566400 + 973564804 = 16080^2 + 31202^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370252 + ... + 373564.

Almost surely, 2^1232131204 is an apocalyptic number.

It is an amenable number.

1232131204 is a deficient number, since it is larger than the sum of its proper divisors (947088916).

1232131204 is a wasteful number, since it uses less digits than its factorization.

1232131204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4279 (or 4277 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1232131204 is about 35101.7265102445. The cubic root of 1232131204 is about 1072.0597364517.

Adding to 1232131204 its reverse (4021312321), we get a palindrome (5253443525).

The spelling of 1232131204 in words is "one billion, two hundred thirty-two million, one hundred thirty-one thousand, two hundred four".