22022305546123 has 4 divisors (see below), whose sum is σ = 22022328178768. Its totient is φ = 22022282913480.

The previous prime is 22022305546049. The next prime is 22022305546133. The reversal of 22022305546123 is 32164550322022.

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 22022305546123 - 2¹⁷ = 22022305415051 is a prime.

It is a super-2 number, since 2×22022305546123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22022305546133) 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, 9787968 + ... + 11825773.

It is an arithmetic number, because the mean of its divisors is an integer number (5505582044692).

Almost surely, 2^{22022305546123} is an apocalyptic number.

22022305546123 is a deficient number, since it is larger than the sum of its proper divisors (22632645).

22022305546123 is a wasteful number, since it uses less digits than its factorization.

22022305546123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22632644.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 22022305546123 its reverse (32164550322022), we get a palindrome (54186855868145).

The spelling of 22022305546123 in words is "twenty-two trillion, twenty-two billion, three hundred five million, five hundred forty-six thousand, one hundred twenty-three".