20000223122 has 16 divisors (see below), whose sum is σ = 32772313152. Its totient is φ = 9078600720.

The previous prime is 20000223043. The next prime is 20000223169. The reversal of 20000223122 is 22132200002.

It is a junction number, because it is equal to n+sod(n) for n = 20000223097 and 20000223106.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603998 + ... + 636249.

It is an arithmetic number, because the mean of its divisors is an integer number (2048269572).

Almost surely, 2^20000223122 is an apocalyptic number.

20000223122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20000223122 is a deficient number, since it is larger than the sum of its proper divisors (12772090030).

20000223122 is a wasteful number, since it uses less digits than its factorization.

20000223122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1240993.

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 20000223122 its reverse (22132200002), we get a palindrome (42132423124).

The spelling of 20000223122 in words is "twenty billion, two hundred twenty-three thousand, one hundred twenty-two".