22000212022123 has 4 divisors (see below), whose sum is σ = 22247405415720. Its totient is φ = 21753018628528.

The previous prime is 22000212022121. The next prime is 22000212022183. The reversal of 22000212022123 is 32122021200022.

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 22000212022123 - 2¹ = 22000212022121 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 22000212022123.

It is not an unprimeable number, because it can be changed into a prime (22000212022121) 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 3 ways as a sum of consecutive naturals, for example, 123596696665 + ... + 123596696842.

It is an arithmetic number, because the mean of its divisors is an integer number (5561851353930).

Almost surely, 2^{22000212022123} is an apocalyptic number.

22000212022123 is a deficient number, since it is larger than the sum of its proper divisors (247193393597).

22000212022123 is an equidigital number, since it uses as much as digits as its factorization.

22000212022123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247193393596.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22000212022123 its reverse (32122021200022), we get a palindrome (54122233222145).

The spelling of 22000212022123 in words is "twenty-two trillion, two hundred twelve million, twenty-two thousand, one hundred twenty-three".