12220200123 has 8 divisors (see below), whose sum is σ = 16733967888. Its totient is φ = 7926616224.

The previous prime is 12220200103. The next prime is 12220200193. The reversal of 12220200123 is 32100202221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12220200123 - 2²⁰ = 12219151547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12220200103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55045836 + ... + 55046057.

It is an arithmetic number, because the mean of its divisors is an integer number (2091745986).

Almost surely, 2^12220200123 is an apocalyptic number.

12220200123 is a deficient number, since it is larger than the sum of its proper divisors (4513767765).

12220200123 is a wasteful number, since it uses less digits than its factorization.

12220200123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110091933.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 12220200123 its reverse (32100202221), we get a palindrome (44320402344).

The spelling of 12220200123 in words is "twelve billion, two hundred twenty million, two hundred thousand, one hundred twenty-three".