1142311431032 has 16 divisors (see below), whose sum is σ = 2141863279800. Its totient is φ = 571147889760.

The previous prime is 1142311430989. The next prime is 1142311431049. The reversal of 1142311431032 is 2301341132411.

It is a junction number, because it is equal to n+sod(n) for n = 1142311430992 and 1142311431010.

It is a congruent number.

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, 332807 + ... + 1547702.

Almost surely, 2^{1142311431032} is an apocalyptic number.

It is an amenable number.

1142311431032 is a deficient number, since it is larger than the sum of its proper divisors (999551848768).

1142311431032 is a wasteful number, since it uses less digits than its factorization.

1142311431032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956446 (or 1956442 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 1142311431032 its reverse (2301341132411), we get a palindrome (3443652563443).

The spelling of 1142311431032 in words is "one trillion, one hundred forty-two billion, three hundred eleven million, four hundred thirty-one thousand, thirty-two".