1232404140212 has 24 divisors (see below), whose sum is σ = 2464875525504. Its totient is φ = 528158793312.

The previous prime is 1232404140211. The next prime is 1232404140217. The reversal of 1232404140212 is 2120414042321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232404140211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478238 + ... + 1641194.

It is an arithmetic number, because the mean of its divisors is an integer number (102703146896).

Almost surely, 2^{1232404140212} is an apocalyptic number.

It is an amenable number.

1232404140212 is an abundant number, since it is smaller than the sum of its proper divisors (1232471385292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1232404140212 is a wasteful number, since it uses less digits than its factorization.

1232404140212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200815 (or 1200813 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 1232404140212 its reverse (2120414042321), we get a palindrome (3352818182533).

The spelling of 1232404140212 in words is "one trillion, two hundred thirty-two billion, four hundred four million, one hundred forty thousand, two hundred twelve".