23301221344320 has 56 divisors (see below), whose sum is σ = 73981377771264. Its totient is φ = 6213659024896.

The previous prime is 23301221344199. The next prime is 23301221344367. The reversal of 23301221344320 is 2344312210332.

It is a happy number.

It is a super-2 number, since 2×23301221344320² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12136051824 + ... + 12136053743.

Almost surely, 2^{23301221344320} is an apocalyptic number.

23301221344320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23301221344320 is an abundant number, since it is smaller than the sum of its proper divisors (50680156426944).

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

23301221344320 is a wasteful number, since it uses less digits than its factorization.

23301221344320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24272105587 (or 24272105577 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 23301221344320 its reverse (2344312210332), we get a palindrome (25645533554652).

The spelling of 23301221344320 in words is "twenty-three trillion, three hundred one billion, two hundred twenty-one million, three hundred forty-four thousand, three hundred twenty".