23243212431142 has 16 divisors (see below), whose sum is σ = 38050321806864. Its totient is φ = 10560659284000.

The previous prime is 23243212431137. The next prime is 23243212431199. The reversal of 23243212431142 is 24113421234232.

It is a junction number, because it is equal to n+sod(n) for n = 23243212431098 and 23243212431107.

It is a congruent number.

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, 221810209 + ... + 221914972.

It is an arithmetic number, because the mean of its divisors is an integer number (2378145112929).

Almost surely, 2^{23243212431142} is an apocalyptic number.

23243212431142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

23243212431142 is a deficient number, since it is larger than the sum of its proper divisors (14807109375722).

23243212431142 is a wasteful number, since it uses less digits than its factorization.

23243212431142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443727575.

The product of its digits is 55296, while the sum is 34.

Adding to 23243212431142 its reverse (24113421234232), we get a palindrome (47356633665374).

The spelling of 23243212431142 in words is "twenty-three trillion, two hundred forty-three billion, two hundred twelve million, four hundred thirty-one thousand, one hundred forty-two".