22812421822 has 8 divisors (see below), whose sum is σ = 36231493536. Its totient is φ = 10735257312.

The previous prime is 22812421799. The next prime is 22812421829.

22812421822 is nontrivially palindromic in base 10.

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

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 670953583 = 22812421822 / (2 + 2 + 8 + 1 + 2 + 4 + 2 + 1 + 8 + 2 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22812421829) 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, 335476758 + ... + 335476825.

It is an arithmetic number, because the mean of its divisors is an integer number (4528936692).

Almost surely, 2^22812421822 is an apocalyptic number.

22812421822 is a deficient number, since it is larger than the sum of its proper divisors (13419071714).

22812421822 is a wasteful number, since it uses less digits than its factorization.

22812421822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670953602.

The product of its digits is 16384, while the sum is 34.

The spelling of 22812421822 in words is "twenty-two billion, eight hundred twelve million, four hundred twenty-one thousand, eight hundred twenty-two".