12234331142 has 32 divisors (see below), whose sum is σ = 20234133504. Its totient is φ = 5501635200.

The previous prime is 12234331141. The next prime is 12234331157. The reversal of 12234331142 is 24113343221.

It is a super-2 number, since 2×12234331142² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12234331141) 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, 3082043 + ... + 3086009.

It is an arithmetic number, because the mean of its divisors is an integer number (632316672).

Almost surely, 2^12234331142 is an apocalyptic number.

12234331142 is a deficient number, since it is larger than the sum of its proper divisors (7999802362).

12234331142 is a wasteful number, since it uses less digits than its factorization.

12234331142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5444.

The product of its digits is 3456, while the sum is 26.

Adding to 12234331142 its reverse (24113343221), we get a palindrome (36347674363).

The spelling of 12234331142 in words is "twelve billion, two hundred thirty-four million, three hundred thirty-one thousand, one hundred forty-two".