23220002040000 has 280 divisors, whose sum is σ = 76822894492080. Its totient is φ = 6187794432000.

The previous prime is 23220002039953. The next prime is 23220002040073. The reversal of 23220002040000 is 4020002232.

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

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 178615024 + ... + 178744976.

Almost surely, 2^{23220002040000} is an apocalyptic number.

23220002040000 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 23220002040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38411447246040).

23220002040000 is an abundant number, since it is smaller than the sum of its proper divisors (53602892452080).

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

23220002040000 is a wasteful number, since it uses less digits than its factorization.

23220002040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131477 (or 131452 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

Adding to 23220002040000 its reverse (4020002232), we get a palindrome (23224022042232).

The spelling of 23220002040000 in words is "twenty-three trillion, two hundred twenty billion, two million, forty thousand".