1142144233232 has 40 divisors (see below), whose sum is σ = 2343260548512. Its totient is φ = 537437145600.

The previous prime is 1142144233231. The next prime is 1142144233259. The reversal of 1142144233232 is 2323324412411.

It is a happy number.

It is a super-2 number, since 2×1142144233232² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1142144233231) 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, 3423107 + ... + 3741917.

Almost surely, 2^{1142144233232} is an apocalyptic number.

It is an amenable number.

1142144233232 is an abundant number, since it is smaller than the sum of its proper divisors (1201116315280).

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

1142144233232 is a wasteful number, since it uses less digits than its factorization.

1142144233232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332007 (or 332001 counting only the distinct ones).

The product of its digits is 27648, while the sum is 32.

Adding to 1142144233232 its reverse (2323324412411), we get a palindrome (3465468645643).

The spelling of 1142144233232 in words is "one trillion, one hundred forty-two billion, one hundred forty-four million, two hundred thirty-three thousand, two hundred thirty-two".