20403110222 has 16 divisors (see below), whose sum is σ = 33809529600. Its totient is φ = 9156746040.

The previous prime is 20403110213. The next prime is 20403110239. The reversal of 20403110222 is 22201130402.

It is a self number, because there is not a number n which added to its sum of digits gives 20403110222.

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, 5867972 + ... + 5871447.

It is an arithmetic number, because the mean of its divisors is an integer number (2113095600).

Almost surely, 2^20403110222 is an apocalyptic number.

20403110222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20403110222 is a deficient number, since it is larger than the sum of its proper divisors (13406419378).

20403110222 is a wasteful number, since it uses less digits than its factorization.

20403110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11739511.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20403110222 its reverse (22201130402), we get a palindrome (42604240624).

The spelling of 20403110222 in words is "twenty billion, four hundred three million, one hundred ten thousand, two hundred twenty-two".