22013103 has 12 divisors (see below), whose sum is σ = 34143000. Its totient is φ = 12578832.

The previous prime is 22013081. The next prime is 22013137. The reversal of 22013103 is 30131022.

It is a happy number.

It is not a de Polignac number, because 22013103 - 2⁵ = 22013071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22013143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74728 + ... + 75021.

It is an arithmetic number, because the mean of its divisors is an integer number (2845250).

Almost surely, 2^22013103 is an apocalyptic number.

22013103 is a deficient number, since it is larger than the sum of its proper divisors (12129897).

22013103 is a wasteful number, since it uses less digits than its factorization.

22013103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149766 (or 149759 counting only the distinct ones).

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

The square root of 22013103 is about 4691.8123364005. The cubic root of 22013103 is about 280.2595509969.

Adding to 22013103 its reverse (30131022), we get a palindrome (52144125).

The spelling of 22013103 in words is "twenty-two million, thirteen thousand, one hundred three".