23310221010000 has 600 divisors, whose sum is σ = 78792292345536. Its totient is φ = 5935987200000.

The previous prime is 23310221009993. The next prime is 23310221010019. The reversal of 23310221010000 is 1012201332.

It is a tau number, because it is divible by the number of its divisors (600).

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 119 ways as a sum of consecutive naturals, for example, 19059869389 + ... + 19059870611.

Almost surely, 2^{23310221010000} is an apocalyptic number.

23310221010000 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 23310221010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39396146172768).

23310221010000 is an abundant number, since it is smaller than the sum of its proper divisors (55482071335536).

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

23310221010000 is a wasteful number, since it uses less digits than its factorization.

23310221010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2501 (or 2457 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 23310221010000 its reverse (1012201332), we get a palindrome (23311233211332).

The spelling of 23310221010000 in words is "twenty-three trillion, three hundred ten billion, two hundred twenty-one million, ten thousand".