1142144432232 has 32 divisors (see below), whose sum is σ = 2921764829280. Its totient is φ = 371860977600.

The previous prime is 1142144432227. The next prime is 1142144432263. The reversal of 1142144432232 is 2322344412411.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1142144432193 and 1142144432202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 553363519 + ... + 553365582.

It is an arithmetic number, because the mean of its divisors is an integer number (91305150915).

Almost surely, 2^{1142144432232} is an apocalyptic number.

1142144432232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1142144432232 is an abundant number, since it is smaller than the sum of its proper divisors (1779620397048).

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

1142144432232 is a wasteful number, since it uses less digits than its factorization.

1142144432232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106729153 (or 1106729149 counting only the distinct ones).

The product of its digits is 36864, while the sum is 33.

Adding to 1142144432232 its reverse (2322344412411), we get a palindrome (3464488844643).

The spelling of 1142144432232 in words is "one trillion, one hundred forty-two billion, one hundred forty-four million, four hundred thirty-two thousand, two hundred thirty-two".