22320103 has 4 divisors (see below), whose sum is σ = 24037048. Its totient is φ = 20603160.

The previous prime is 22320101. The next prime is 22320127. The reversal of 22320103 is 30102322.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22320103 - 2¹ = 22320101 is a prime.

It is a super-3 number, since 3×22320103³ (a number of 23 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 1716931 = 22320103 / (2 + 2 + 3 + 2 + 0 + 1 + 0 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22320101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 858453 + ... + 858478.

It is an arithmetic number, because the mean of its divisors is an integer number (6009262).

Almost surely, 2^22320103 is an apocalyptic number.

22320103 is a deficient number, since it is larger than the sum of its proper divisors (1716945).

22320103 is a wasteful number, since it uses less digits than its factorization.

22320103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716944.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 22320103 is about 4724.4156252387. The cubic root of 22320103 is about 281.5563964251.

Adding to 22320103 its reverse (30102322), we get a palindrome (52422425).

The spelling of 22320103 in words is "twenty-two million, three hundred twenty thousand, one hundred three".