23132142242 has 16 divisors (see below), whose sum is σ = 38566798272. Its totient is φ = 10316220720.

The previous prime is 23132142217. The next prime is 23132142281. The reversal of 23132142242 is 24224123132.

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, 9918278 + ... + 9920609.

It is an arithmetic number, because the mean of its divisors is an integer number (2410424892).

Almost surely, 2^23132142242 is an apocalyptic number.

23132142242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23132142242 is a deficient number, since it is larger than the sum of its proper divisors (15434656030).

23132142242 is a wasteful number, since it uses less digits than its factorization.

23132142242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19838953.

The product of its digits is 4608, while the sum is 26.

Adding to 23132142242 its reverse (24224123132), we get a palindrome (47356265374).

The spelling of 23132142242 in words is "twenty-three billion, one hundred thirty-two million, one hundred forty-two thousand, two hundred forty-two".