20112301222 has 16 divisors (see below), whose sum is σ = 32563127520. Its totient is φ = 9261450432.

The previous prime is 20112301219. The next prime is 20112301243. The reversal of 20112301222 is 22210321102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20112301196 and 20112301205.

It is a congruent number.

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, 869623 + ... + 892450.

It is an arithmetic number, because the mean of its divisors is an integer number (2035195470).

Almost surely, 2^20112301222 is an apocalyptic number.

20112301222 is a deficient number, since it is larger than the sum of its proper divisors (12450826298).

20112301222 is a wasteful number, since it uses less digits than its factorization.

20112301222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1762527.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20112301222 its reverse (22210321102), we get a palindrome (42322622324).

The spelling of 20112301222 in words is "twenty billion, one hundred twelve million, three hundred one thousand, two hundred twenty-two".