23002344121220 has 24 divisors (see below), whose sum is σ = 48802911552024. Its totient is φ = 9106082620416.

The previous prime is 23002344121193. The next prime is 23002344121243. The reversal of 23002344121220 is 2212144320032.

It can be written as a sum of positive squares in 4 ways, for example, as 3510684237124 + 19491659884096 = 1873682^2 + 4414936^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23002344121220.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5928437267 + ... + 5928441146.

It is an arithmetic number, because the mean of its divisors is an integer number (2033454648001).

Almost surely, 2^{23002344121220} is an apocalyptic number.

23002344121220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23002344121220 is an abundant number, since it is smaller than the sum of its proper divisors (25800567430804).

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

23002344121220 is a wasteful number, since it uses less digits than its factorization.

23002344121220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11856878519 (or 11856878517 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 23002344121220 its reverse (2212144320032), we get a palindrome (25214488441252).

The spelling of 23002344121220 in words is "twenty-three trillion, two billion, three hundred forty-four million, one hundred twenty-one thousand, two hundred twenty".