22403431103 has 4 divisors (see below), whose sum is σ = 23175963240. Its totient is φ = 21630898968.

The previous prime is 22403431097. The next prime is 22403431139. The reversal of 22403431103 is 30113430422.

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 22403431103 - 2⁴ = 22403431087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22403431903) 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, 386266025 + ... + 386266082.

It is an arithmetic number, because the mean of its divisors is an integer number (5793990810).

Almost surely, 2^22403431103 is an apocalyptic number.

22403431103 is a deficient number, since it is larger than the sum of its proper divisors (772532137).

22403431103 is an equidigital number, since it uses as much as digits as its factorization.

22403431103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772532136.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 22403431103 its reverse (30113430422), we get a palindrome (52516861525).

It can be divided in two parts, 2240 and 3431103, that added together give a palindrome (3433343).

The spelling of 22403431103 in words is "twenty-two billion, four hundred three million, four hundred thirty-one thousand, one hundred three".