23244411221220 has 48 divisors (see below), whose sum is σ = 74382115909248. Its totient is φ = 5313008279040.

The previous prime is 23244411221147. The next prime is 23244411221233. The reversal of 23244411221220 is 2212211444232.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27671917701 + ... + 27671918540.

It is an arithmetic number, because the mean of its divisors is an integer number (1549627414776).

Almost surely, 2^{23244411221220} is an apocalyptic number.

23244411221220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23244411221220 is an abundant number, since it is smaller than the sum of its proper divisors (51137704688028).

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

23244411221220 is a wasteful number, since it uses less digits than its factorization.

23244411221220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55343836260 (or 55343836258 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 23244411221220 its reverse (2212211444232), we get a palindrome (25456622665452).

The spelling of 23244411221220 in words is "twenty-three trillion, two hundred forty-four billion, four hundred eleven million, two hundred twenty-one thousand, two hundred twenty".