22002121303 has 4 divisors (see below), whose sum is σ = 22019352120. Its totient is φ = 21984890488.

The previous prime is 22002121291. The next prime is 22002121313. The reversal of 22002121303 is 30312120022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22002121303 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 (22002121313) 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, 8613493 + ... + 8616046.

It is an arithmetic number, because the mean of its divisors is an integer number (5504838030).

Almost surely, 2^22002121303 is an apocalyptic number.

22002121303 is a deficient number, since it is larger than the sum of its proper divisors (17230817).

22002121303 is a wasteful number, since it uses less digits than its factorization.

22002121303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17230816.

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

Adding to 22002121303 its reverse (30312120022), we get a palindrome (52314241325).

The spelling of 22002121303 in words is "twenty-two billion, two million, one hundred twenty-one thousand, three hundred three".