22304240351 has 4 divisors (see below), whose sum is σ = 22451950704. Its totient is φ = 22156530000.

The previous prime is 22304240323. The next prime is 22304240411. The reversal of 22304240351 is 15304240322.

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-22304240351 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22304240351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22304240551) 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, 73854950 + ... + 73855251.

It is an arithmetic number, because the mean of its divisors is an integer number (5612987676).

Almost surely, 2^22304240351 is an apocalyptic number.

22304240351 is a deficient number, since it is larger than the sum of its proper divisors (147710353).

22304240351 is a wasteful number, since it uses less digits than its factorization.

22304240351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147710352.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 22304240351 its reverse (15304240322), we get a palindrome (37608480673).

The spelling of 22304240351 in words is "twenty-two billion, three hundred four million, two hundred forty thousand, three hundred fifty-one".