23111022000 has 320 divisors, whose sum is σ = 82112030208. Its totient is φ = 5545600000.

The previous prime is 23111021987. The next prime is 23111022013. The reversal of 23111022000 is 22011132.

It is an interprime number because it is at equal distance from previous prime (23111021987) and next prime (23111022013).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6664267 + ... + 6667733.

Almost surely, 2^23111022000 is an apocalyptic number.

23111022000 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 23111022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41056015104).

23111022000 is an abundant number, since it is smaller than the sum of its proper divisors (59001008208).

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

23111022000 is a wasteful number, since it uses less digits than its factorization.

23111022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3605 (or 3589 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 23111022000 its reverse (22011132), we get a palindrome (23133033132).

The spelling of 23111022000 in words is "twenty-three billion, one hundred eleven million, twenty-two thousand".