20233211222 has 32 divisors (see below), whose sum is σ = 35419507200. Its totient is φ = 8664973800.

The previous prime is 20233211189. The next prime is 20233211233. The reversal of 20233211222 is 22211233202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20233211194 and 20233211203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 985223 + ... + 1005549.

It is an arithmetic number, because the mean of its divisors is an integer number (1106859600).

Almost surely, 2^20233211222 is an apocalyptic number.

20233211222 is a deficient number, since it is larger than the sum of its proper divisors (15186295978).

20233211222 is a wasteful number, since it uses less digits than its factorization.

20233211222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21801 (or 21787 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20233211222 its reverse (22211233202), we get a palindrome (42444444424).

The spelling of 20233211222 in words is "twenty billion, two hundred thirty-three million, two hundred eleven thousand, two hundred twenty-two".