23111303100000 has 144 divisors (see below), whose sum is σ = 75829110907536. Its totient is φ = 6163014080000.

The previous prime is 23111303099993. The next prime is 23111303100049. The reversal of 23111303100000 is 130311132.

It is a super-2 number, since 2×23111303100000² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38218839 + ... + 38818838.

It is an arithmetic number, because the mean of its divisors is an integer number (526591047969).

Almost surely, 2^{23111303100000} is an apocalyptic number.

23111303100000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23111303100000 is an abundant number, since it is smaller than the sum of its proper divisors (52717807807536).

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

23111303100000 is an frugal number, since it uses more digits than its factorization.

23111303100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77037715 (or 77037687 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 23111303100000 its reverse (130311132), we get a palindrome (23111433411132).

The spelling of 23111303100000 in words is "twenty-three trillion, one hundred eleven billion, three hundred three million, one hundred thousand".