22211222304304 has 20 divisors (see below), whose sum is σ = 46946447143560. Its totient is φ = 10096010138240.

The previous prime is 22211222304283. The next prime is 22211222304311. The reversal of 22211222304304 is 40340322211222.

It is a super-2 number, since 2×22211222304304² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63100063189 + ... + 63100063540.

It is an arithmetic number, because the mean of its divisors is an integer number (2347322357178).

Almost surely, 2^{22211222304304} is an apocalyptic number.

It is an amenable number.

22211222304304 is an abundant number, since it is smaller than the sum of its proper divisors (24735224839256).

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

22211222304304 is a wasteful number, since it uses less digits than its factorization.

22211222304304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126200126748 (or 126200126742 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 22211222304304 its reverse (40340322211222), we get a palindrome (62551544515526).

The spelling of 22211222304304 in words is "twenty-two trillion, two hundred eleven billion, two hundred twenty-two million, three hundred four thousand, three hundred four".