223021114440 has 32 divisors (see below), whose sum is σ = 669063343680. Its totient is φ = 59472297152.

The previous prime is 223021114387. The next prime is 223021114489. The reversal of 223021114440 is 44411120322.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 223021114440.

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, 929254524 + ... + 929254763.

It is an arithmetic number, because the mean of its divisors is an integer number (20908229490).

Almost surely, 2^223021114440 is an apocalyptic number.

223021114440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223021114440 is an abundant number, since it is smaller than the sum of its proper divisors (446042229240).

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

223021114440 is a wasteful number, since it uses less digits than its factorization.

223021114440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858509301 (or 1858509297 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 223021114440 its reverse (44411120322), we get a palindrome (267432234762).

The spelling of 223021114440 in words is "two hundred twenty-three billion, twenty-one million, one hundred fourteen thousand, four hundred forty".