22340621343 has 16 divisors (see below), whose sum is σ = 30429490176. Its totient is φ = 14572921440.

The previous prime is 22340621339. The next prime is 22340621449. The reversal of 22340621343 is 34312604322.

It is not a de Polignac number, because 22340621343 - 2² = 22340621339 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22340621343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22340621243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 557758 + ... + 596468.

It is an arithmetic number, because the mean of its divisors is an integer number (1901843136).

Almost surely, 2^22340621343 is an apocalyptic number.

22340621343 is a deficient number, since it is larger than the sum of its proper divisors (8088868833).

22340621343 is a wasteful number, since it uses less digits than its factorization.

22340621343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42854.

The product of its (nonzero) digits is 20736, while the sum is 30.

The spelling of 22340621343 in words is "twenty-two billion, three hundred forty million, six hundred twenty-one thousand, three hundred forty-three".