23011331322000 has 320 divisors, whose sum is σ = 84828995596800. Its totient is φ = 5257121126400.

The previous prime is 23011331321999. The next prime is 23011331322029. The reversal of 23011331322000 is 22313311032.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 85082986 + ... + 85353014.

It is an arithmetic number, because the mean of its divisors is an integer number (265090611240).

Almost surely, 2^{23011331322000} is an apocalyptic number.

23011331322000 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 23011331322000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42414497798400).

23011331322000 is an abundant number, since it is smaller than the sum of its proper divisors (61817664274800).

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

23011331322000 is a wasteful number, since it uses less digits than its factorization.

23011331322000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272091 (or 272075 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 23011331322000 its reverse (22313311032), we get a palindrome (23033644633032).

The spelling of 23011331322000 in words is "twenty-three trillion, eleven billion, three hundred thirty-one million, three hundred twenty-two thousand".