20303123222 has 32 divisors (see below), whose sum is σ = 33024469824. Its totient is φ = 9326464000.

The previous prime is 20303123219. The next prime is 20303123231. The reversal of 20303123222 is 22232130302.

It is a super-2 number, since 2×20303123222² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20303123194 and 20303123203.

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, 202178 + ... + 285450.

It is an arithmetic number, because the mean of its divisors is an integer number (1032014682).

Almost surely, 2^20303123222 is an apocalyptic number.

20303123222 is a deficient number, since it is larger than the sum of its proper divisors (12721346602).

20303123222 is a wasteful number, since it uses less digits than its factorization.

20303123222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83464.

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 20303123222 its reverse (22232130302), we get a palindrome (42535253524).

The spelling of 20303123222 in words is "twenty billion, three hundred three million, one hundred twenty-three thousand, two hundred twenty-two".