20303323222 has 32 divisors (see below), whose sum is σ = 37622491200. Its totient is φ = 8002205568.

The previous prime is 20303323217. The next prime is 20303323231. The reversal of 20303323222 is 22232330302.

It is a super-2 number, since 2×20303323222² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20303323193 and 20303323202.

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, 158397 + ... + 256312.

It is an arithmetic number, because the mean of its divisors is an integer number (1175702850).

Almost surely, 2^20303323222 is an apocalyptic number.

20303323222 is a deficient number, since it is larger than the sum of its proper divisors (17319167978).

20303323222 is a wasteful number, since it uses less digits than its factorization.

20303323222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415000.

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 20303323222 its reverse (22232330302), we get a palindrome (42535653524).

The spelling of 20303323222 in words is "twenty billion, three hundred three million, three hundred twenty-three thousand, two hundred twenty-two".