23212132311300 has 144 divisors (see below), whose sum is σ = 67761274375872. Its totient is φ = 6134535680000.

The previous prime is 23212132311299. The next prime is 23212132311307. The reversal of 23212132311300 is 311323121232.

It is not an unprimeable number, because it can be changed into a prime (23212132311307) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 440707567 + ... + 440760233.

It is an arithmetic number, because the mean of its divisors is an integer number (470564405388).

Almost surely, 2^{23212132311300} is an apocalyptic number.

23212132311300 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 23212132311300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33880637187936).

23212132311300 is an abundant number, since it is smaller than the sum of its proper divisors (44549142064572).

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

23212132311300 is a wasteful number, since it uses less digits than its factorization.

23212132311300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65798 (or 65791 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 23212132311300 its reverse (311323121232), we get a palindrome (23523455432532).

The spelling of 23212132311300 in words is "twenty-three trillion, two hundred twelve billion, one hundred thirty-two million, three hundred eleven thousand, three hundred".