23112252304340 has 24 divisors (see below), whose sum is σ = 48579495196680. Its totient is φ = 9236564663168.

The previous prime is 23112252304327. The next prime is 23112252304373. The reversal of 23112252304340 is 4340325221132.

It can be written as a sum of positive squares in 4 ways, for example, as 4445688976 + 23107806615364 = 66676^2 + 4807058^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23112252304297 and 23112252304306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 520993427 + ... + 521037786.

It is an arithmetic number, because the mean of its divisors is an integer number (2024145633195).

Almost surely, 2^{23112252304340} is an apocalyptic number.

23112252304340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23112252304340 is an abundant number, since it is smaller than the sum of its proper divisors (25467242892340).

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

23112252304340 is a wasteful number, since it uses less digits than its factorization.

23112252304340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1042032331 (or 1042032329 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 23112252304340 its reverse (4340325221132), we get a palindrome (27452577525472).

The spelling of 23112252304340 in words is "twenty-three trillion, one hundred twelve billion, two hundred fifty-two million, three hundred four thousand, three hundred forty".