22013203343 has 4 divisors (see below), whose sum is σ = 22013521248. Its totient is φ = 22012885440.

The previous prime is 22013203339. The next prime is 22013203349. The reversal of 22013203343 is 34330231022.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 34330231022 = 2 ⋅17165115511.

It is a cyclic number.

It is not a de Polignac number, because 22013203343 - 2² = 22013203339 is a prime.

It is a super-2 number, since 2×22013203343² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22013203349) 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, 6071 + ... + 209912.

It is an arithmetic number, because the mean of its divisors is an integer number (5503380312).

Almost surely, 2^22013203343 is an apocalyptic number.

22013203343 is a deficient number, since it is larger than the sum of its proper divisors (317905).

22013203343 is a wasteful number, since it uses less digits than its factorization.

22013203343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317904.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 22013203343 its reverse (34330231022), we get a palindrome (56343434365).

The spelling of 22013203343 in words is "twenty-two billion, thirteen million, two hundred three thousand, three hundred forty-three".