2221323054 has 64 divisors (see below), whose sum is σ = 4786905600. Its totient is φ = 684704768.

The previous prime is 2221323047. The next prime is 2221323089. The reversal of 2221323054 is 4503231222.

It is a super-2 number, since 2×2221323054² = 9868552220463773832, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1624279 + ... + 1625645.

It is an arithmetic number, because the mean of its divisors is an integer number (74795400).

Almost surely, 2^2221323054 is an apocalyptic number.

2221323054 is an abundant number, since it is smaller than the sum of its proper divisors (2565582546).

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

2221323054 is a wasteful number, since it uses less digits than its factorization.

2221323054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1657.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 2221323054 is about 47130.9139949566. The cubic root of 2221323054 is about 1304.7798504165.

Adding to 2221323054 its reverse (4503231222), we get a palindrome (6724554276).

The spelling of 2221323054 in words is "two billion, two hundred twenty-one million, three hundred twenty-three thousand, fifty-four".