1231334340204 has 72 divisors (see below), whose sum is σ = 2980464984000. Its totient is φ = 395618854464.

The previous prime is 1231334340199. The next prime is 1231334340287. The reversal of 1231334340204 is 4020434331321.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1407547 + ... + 2108045.

It is an arithmetic number, because the mean of its divisors is an integer number (41395347000).

Almost surely, 2^{1231334340204} is an apocalyptic number.

It is an amenable number.

1231334340204 is an abundant number, since it is smaller than the sum of its proper divisors (1749130643796).

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

1231334340204 is a wasteful number, since it uses less digits than its factorization.

1231334340204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700687 (or 700648 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 1231334340204 its reverse (4020434331321), we get a palindrome (5251768671525).

The spelling of 1231334340204 in words is "one trillion, two hundred thirty-one billion, three hundred thirty-four million, three hundred forty thousand, two hundred four".