2312522343100 has 72 divisors (see below), whose sum is σ = 5246645130720. Its totient is φ = 883052417280.

The previous prime is 2312522343097. The next prime is 2312522343107. The reversal of 2312522343100 is 13432252132.

It is a happy number.

It is a super-2 number, since 2×2312522343100² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312522343107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 183034 + ... + 2158366.

It is an arithmetic number, because the mean of its divisors is an integer number (72870071260).

Almost surely, 2^{2312522343100} is an apocalyptic number.

2312522343100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2312522343100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2623322565360).

2312522343100 is an abundant number, since it is smaller than the sum of its proper divisors (2934122787620).

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

2312522343100 is a wasteful number, since it uses less digits than its factorization.

2312522343100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1975879 (or 1975872 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 2312522343100 its reverse (13432252132), we get a palindrome (2325954595232).

The spelling of 2312522343100 in words is "two trillion, three hundred twelve billion, five hundred twenty-two million, three hundred forty-three thousand, one hundred".