22723470343 has 4 divisors (see below), whose sum is σ = 25969680400. Its totient is φ = 19477260288.

The previous prime is 22723470323. The next prime is 22723470373. The reversal of 22723470343 is 34307432722.

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 22723470343 - 2¹⁷ = 22723339271 is a prime.

It is a super-2 number, since 2×22723470343² (a number of 22 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 (22723470313) 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, 1623105018 + ... + 1623105031.

It is an arithmetic number, because the mean of its divisors is an integer number (6492420100).

Almost surely, 2^22723470343 is an apocalyptic number.

22723470343 is a deficient number, since it is larger than the sum of its proper divisors (3246210057).

22723470343 is an equidigital number, since it uses as much as digits as its factorization.

22723470343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3246210056.

The product of its (nonzero) digits is 169344, while the sum is 37.

The spelling of 22723470343 in words is "twenty-two billion, seven hundred twenty-three million, four hundred seventy thousand, three hundred forty-three".