1142311020432 has 40 divisors (see below), whose sum is σ = 2959190153280. Its totient is φ = 379709692800.

The previous prime is 1142311020427. The next prime is 1142311020437. The reversal of 1142311020432 is 2340201132411.

It is an interprime number because it is at equal distance from previous prime (1142311020427) and next prime (1142311020437).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1142311020437) 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, 33127819 + ... + 33162282.

It is an arithmetic number, because the mean of its divisors is an integer number (73979753832).

Almost surely, 2^{1142311020432} is an apocalyptic number.

1142311020432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1142311020432 is an abundant number, since it is smaller than the sum of its proper divisors (1816879132848).

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

1142311020432 is a wasteful number, since it uses less digits than its factorization.

1142311020432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66290471 (or 66290465 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1142311020432 its reverse (2340201132411), we get a palindrome (3482512152843).

The spelling of 1142311020432 in words is "one trillion, one hundred forty-two billion, three hundred eleven million, twenty thousand, four hundred thirty-two".