23311120000 has 160 divisors (see below), whose sum is σ = 66323394720. Its totient is φ = 7992192000.

The previous prime is 23311119989. The next prime is 23311120037. The reversal of 23311120000 is 2111332.

It is a tau number, because it is divible by the number of its divisors (160).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 539187 + ... + 580813.

It is an arithmetic number, because the mean of its divisors is an integer number (414521217).

Almost surely, 2^23311120000 is an apocalyptic number.

23311120000 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 23311120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33161697360).

23311120000 is an abundant number, since it is smaller than the sum of its proper divisors (43012274720).

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

23311120000 is an frugal number, since it uses more digits than its factorization.

23311120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41668 (or 41641 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 23311120000 its reverse (2111332), we get a palindrome (23313231332).

The spelling of 23311120000 in words is "twenty-three billion, three hundred eleven million, one hundred twenty thousand".