22123400671 has 8 divisors (see below), whose sum is σ = 23518364400. Its totient is φ = 20751494400.

The previous prime is 22123400669. The next prime is 22123400771. The reversal of 22123400671 is 17600432122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22123400671 - 2¹ = 22123400669 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 (22123400641) 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 7 ways as a sum of consecutive naturals, for example, 5762386 + ... + 5766223.

It is an arithmetic number, because the mean of its divisors is an integer number (2939795550).

Almost surely, 2^22123400671 is an apocalyptic number.

22123400671 is a deficient number, since it is larger than the sum of its proper divisors (1394963729).

22123400671 is a wasteful number, since it uses less digits than its factorization.

22123400671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11528729.

The product of its (nonzero) digits is 4032, while the sum is 28.

Adding to 22123400671 its reverse (17600432122), we get a palindrome (39723832793).

The spelling of 22123400671 in words is "twenty-two billion, one hundred twenty-three million, four hundred thousand, six hundred seventy-one".