22001122303 has 4 divisors (see below), whose sum is σ = 22001498080. Its totient is φ = 22000746528.

The previous prime is 22001122291. The next prime is 22001122307. The reversal of 22001122303 is 30322110022.

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 22001122303 - 2¹⁷ = 22000991231 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 (22001122307) 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, 79050 + ... + 224167.

It is an arithmetic number, because the mean of its divisors is an integer number (5500374520).

Almost surely, 2^22001122303 is an apocalyptic number.

22001122303 is a deficient number, since it is larger than the sum of its proper divisors (375777).

22001122303 is an equidigital number, since it uses as much as digits as its factorization.

22001122303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375776.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 22001122303 its reverse (30322110022), we get a palindrome (52323232325).

The spelling of 22001122303 in words is "twenty-two billion, one million, one hundred twenty-two thousand, three hundred three".