2204111613 has 16 divisors (see below), whose sum is σ = 3246566400. Its totient is φ = 1318914480.

The previous prime is 2204111561. The next prime is 2204111627. The reversal of 2204111613 is 3161114022.

It is not a de Polignac number, because 2204111613 - 2²² = 2199917309 is a prime.

It is a super-2 number, since 2×2204111613² = 9716216005122923538, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2204111613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2204111633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420123 + ... + 425336.

It is an arithmetic number, because the mean of its divisors is an integer number (202910400).

Almost surely, 2^2204111613 is an apocalyptic number.

It is an amenable number.

2204111613 is a deficient number, since it is larger than the sum of its proper divisors (1042454787).

2204111613 is a wasteful number, since it uses less digits than its factorization.

2204111613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845552.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 2204111613 is about 46947.9670805883. The cubic root of 2204111613 is about 1301.4011742448.

Adding to 2204111613 its reverse (3161114022), we get a palindrome (5365225635).

The spelling of 2204111613 in words is "two billion, two hundred four million, one hundred eleven thousand, six hundred thirteen".