1231032004144 has 20 divisors (see below), whose sum is σ = 2385147201424. Its totient is φ = 615510145728.

The previous prime is 1231032004129. The next prime is 1231032004187. The reversal of 1231032004144 is 4414002301321.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1732894 + ... + 2337730.

Almost surely, 2^{1231032004144} is an apocalyptic number.

It is an amenable number.

1231032004144 is a deficient number, since it is larger than the sum of its proper divisors (1154115197280).

1231032004144 is a wasteful number, since it uses less digits than its factorization.

1231032004144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732052 (or 732046 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1231032004144 its reverse (4414002301321), we get a palindrome (5645034305465).

The spelling of 1231032004144 in words is "one trillion, two hundred thirty-one billion, thirty-two million, four thousand, one hundred forty-four".