222221040324 has 48 divisors (see below), whose sum is σ = 521413569600. Its totient is φ = 73660496256.

The previous prime is 222221040287. The next prime is 222221040329. The reversal of 222221040324 is 423040122222.

It is a junction number, because it is equal to n+sod(n) for n = 222221040294 and 222221040303.

It is not an unprimeable number, because it can be changed into a prime (222221040329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2229319 + ... + 2326865.

It is an arithmetic number, because the mean of its divisors is an integer number (10862782700).

Almost surely, 2^222221040324 is an apocalyptic number.

It is an amenable number.

222221040324 is an abundant number, since it is smaller than the sum of its proper divisors (299192529276).

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

222221040324 is a wasteful number, since it uses less digits than its factorization.

222221040324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98612 (or 98610 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 222221040324 its reverse (423040122222), we get a palindrome (645261162546).

The spelling of 222221040324 in words is "two hundred twenty-two billion, two hundred twenty-one million, forty thousand, three hundred twenty-four".