23220324025020 has 144 divisors (see below), whose sum is σ = 70802850806688. Its totient is φ = 6159801323520.

The previous prime is 23220324025013. The next prime is 23220324025123. The reversal of 23220324025020 is 2052042302232.

23220324025020 is a `hidden beast` number, since 2 + 3 + 2 + 203 + 2 + 402 + 50 + 2 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40361427 + ... + 40932693.

Almost surely, 2^{23220324025020} is an apocalyptic number.

23220324025020 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 23220324025020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35401425403344).

23220324025020 is an abundant number, since it is smaller than the sum of its proper divisors (47582526781668).

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

23220324025020 is a wasteful number, since it uses less digits than its factorization.

23220324025020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572460 (or 572455 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 23220324025020 its reverse (2052042302232), we get a palindrome (25272366327252).

The spelling of 23220324025020 in words is "twenty-three trillion, two hundred twenty billion, three hundred twenty-four million, twenty-five thousand, twenty".