23312234220140 has 24 divisors (see below), whose sum is σ = 50149733128992. Its totient is φ = 9097457256320.

The previous prime is 23312234220133. The next prime is 23312234220203. The reversal of 23312234220140 is 4102243221332.

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, 14214776144 + ... + 14214777783.

It is an arithmetic number, because the mean of its divisors is an integer number (2089572213708).

Almost surely, 2^{23312234220140} is an apocalyptic number.

23312234220140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23312234220140 is an abundant number, since it is smaller than the sum of its proper divisors (26837498908852).

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

23312234220140 is a wasteful number, since it uses less digits than its factorization.

23312234220140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28429553977 (or 28429553975 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 23312234220140 its reverse (4102243221332), we get a palindrome (27414477441472).

The spelling of 23312234220140 in words is "twenty-three trillion, three hundred twelve billion, two hundred thirty-four million, two hundred twenty thousand, one hundred forty".