12142321032 has 64 divisors (see below), whose sum is σ = 32633395200. Its totient is φ = 3752827200.

The previous prime is 12142321019. The next prime is 12142321033. The reversal of 12142321032 is 23012324121.

It is a super-4 number, since 4×12142321032⁴ (a number of 41 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (12142321033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261844 + ... + 304707.

It is an arithmetic number, because the mean of its divisors is an integer number (509896800).

Almost surely, 2^12142321032 is an apocalyptic number.

12142321032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12142321032 is an abundant number, since it is smaller than the sum of its proper divisors (20491074168).

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

12142321032 is a wasteful number, since it uses less digits than its factorization.

12142321032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566626 (or 566622 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 12142321032 its reverse (23012324121), we get a palindrome (35154645153).

The spelling of 12142321032 in words is "twelve billion, one hundred forty-two million, three hundred twenty-one thousand, thirty-two".