23020200203220 has 576 divisors, whose sum is σ = 83581840742400. Its totient is φ = 5067248440320.

The previous prime is 23020200203177. The next prime is 23020200203237. The reversal of 23020200203220 is 2230200202032.

23020200203220 is a `hidden beast` number, since 2 + 302 + 0 + 20 + 0 + 20 + 322 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 23020200203193 and 23020200203202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 93136561 + ... + 93383399.

It is an arithmetic number, because the mean of its divisors is an integer number (145107362400).

Almost surely, 2^{23020200203220} is an apocalyptic number.

23020200203220 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 23020200203220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41790920371200).

23020200203220 is an abundant number, since it is smaller than the sum of its proper divisors (60561640539180).

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

23020200203220 is a wasteful number, since it uses less digits than its factorization.

23020200203220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246988 (or 246983 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 23020200203220 its reverse (2230200202032), we get a palindrome (25250400405252).

The spelling of 23020200203220 in words is "twenty-three trillion, twenty billion, two hundred million, two hundred three thousand, two hundred twenty".