12220000312223 has 32 divisors (see below), whose sum is σ = 14444998589952. Its totient is φ = 10224901209600.

The previous prime is 12220000312213. The next prime is 12220000312241. The reversal of 12220000312223 is 32221300002221.

It is a happy number.

It is not a de Polignac number, because 12220000312223 - 2²² = 12219996117919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12220000312195 and 12220000312204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12220000312213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7311665 + ... + 8826122.

It is an arithmetic number, because the mean of its divisors is an integer number (451406205936).

Almost surely, 2^{12220000312223} is an apocalyptic number.

12220000312223 is a deficient number, since it is larger than the sum of its proper divisors (2224998277729).

12220000312223 is a wasteful number, since it uses less digits than its factorization.

12220000312223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16137935.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12220000312223 its reverse (32221300002221), we get a palindrome (44441300314444).

The spelling of 12220000312223 in words is "twelve trillion, two hundred twenty billion, three hundred twelve thousand, two hundred twenty-three".