23200220001224 has 32 divisors (see below), whose sum is σ = 50729344032000. Its totient is φ = 9942951427920.

The previous prime is 23200220001223. The next prime is 23200220001271. The reversal of 23200220001224 is 42210002200232.

It is a super-2 number, since 2×23200220001224² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23200220001196 and 23200220001205.

It is not an unprimeable number, because it can be changed into a prime (23200220001223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4227442592 + ... + 4227448079.

It is an arithmetic number, because the mean of its divisors is an integer number (1585292001000).

Almost surely, 2^{23200220001224} is an apocalyptic number.

It is an amenable number.

23200220001224 is an abundant number, since it is smaller than the sum of its proper divisors (27529124030776).

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

23200220001224 is an equidigital number, since it uses as much as digits as its factorization.

23200220001224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8454890698 (or 8454890680 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 23200220001224 its reverse (42210002200232), we get a palindrome (65410222201456).

The spelling of 23200220001224 in words is "twenty-three trillion, two hundred billion, two hundred twenty million, one thousand, two hundred twenty-four".