2204120123 has 4 divisors (see below), whose sum is σ = 2206675008. Its totient is φ = 2201565240.

The previous prime is 2204120117. The next prime is 2204120129. The reversal of 2204120123 is 3210214022.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2204120117) and next prime (2204120129).

It is a cyclic number.

It is not a de Polignac number, because 2204120123 - 2⁶ = 2204120059 is a prime.

It is a super-2 number, since 2×2204120123² = 9716291033227070258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2204120129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1276148 + ... + 1277873.

It is an arithmetic number, because the mean of its divisors is an integer number (551668752).

Almost surely, 2^2204120123 is an apocalyptic number.

2204120123 is a deficient number, since it is larger than the sum of its proper divisors (2554885).

2204120123 is an equidigital number, since it uses as much as digits as its factorization.

2204120123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554884.

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

The square root of 2204120123 is about 46948.0577127531. The cubic root of 2204120123 is about 1301.4028491312.

Adding to 2204120123 its reverse (3210214022), we get a palindrome (5414334145).

The spelling of 2204120123 in words is "two billion, two hundred four million, one hundred twenty thousand, one hundred twenty-three".