22321321222 has 4 divisors (see below), whose sum is σ = 33481981836. Its totient is φ = 11160660610.

The previous prime is 22321321219. The next prime is 22321321273. The reversal of 22321321222 is 22212312322.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×22321321222³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22321321193 and 22321321202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5580330304 + ... + 5580330307.

It is an arithmetic number, because the mean of its divisors is an integer number (8370495459).

Almost surely, 2^22321321222 is an apocalyptic number.

22321321222 is a deficient number, since it is larger than the sum of its proper divisors (11160660614).

22321321222 is a wasteful number, since it uses less digits than its factorization.

22321321222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11160660613.

The product of its digits is 1152, while the sum is 22.

Adding to 22321321222 its reverse (22212312322), we get a palindrome (44533633544).

The spelling of 22321321222 in words is "twenty-two billion, three hundred twenty-one million, three hundred twenty-one thousand, two hundred twenty-two".