22003113 has 16 divisors (see below), whose sum is σ = 32458752. Its totient is φ = 13146000.

The previous prime is 22003103. The next prime is 22003129. The reversal of 22003113 is 31130022.

It is a happy number.

It is not a de Polignac number, because 22003113 - 2⁹ = 22002601 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22003103) 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, 2353 + ... + 7038.

It is an arithmetic number, because the mean of its divisors is an integer number (2028672).

Almost surely, 2^22003113 is an apocalyptic number.

It is an amenable number.

22003113 is a deficient number, since it is larger than the sum of its proper divisors (10455639).

22003113 is a wasteful number, since it uses less digits than its factorization.

22003113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9476.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 22003113 is about 4690.7475950002. The cubic root of 22003113 is about 280.2171487277.

Adding to 22003113 its reverse (31130022), we get a palindrome (53133135).

The spelling of 22003113 in words is "twenty-two million, three thousand, one hundred thirteen".