2312243142 has 32 divisors (see below), whose sum is σ = 5047971840. Its totient is φ = 700252320.

The previous prime is 2312243081. The next prime is 2312243191. The reversal of 2312243142 is 2413422132.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108283 + ... + 127865.

It is an arithmetic number, because the mean of its divisors is an integer number (157749120).

Almost surely, 2^2312243142 is an apocalyptic number.

2312243142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2312243142 is an abundant number, since it is smaller than the sum of its proper divisors (2735728698).

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

2312243142 is a wasteful number, since it uses less digits than its factorization.

2312243142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21388.

The product of its digits is 2304, while the sum is 24.

The square root of 2312243142 is about 48085.7893977004. The cubic root of 2312243142 is about 1322.3441553154.

Adding to 2312243142 its reverse (2413422132), we get a palindrome (4725665274).

The spelling of 2312243142 in words is "two billion, three hundred twelve million, two hundred forty-three thousand, one hundred forty-two".