22122125105 has 8 divisors (see below), whose sum is σ = 26705512512. Its totient is φ = 17591725168.

The previous prime is 22122125099. The next prime is 22122125153. The reversal of 22122125105 is 50152122122.

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 22122125105 - 2¹² = 22122121009 is a prime.

It is a super-2 number, since 2×22122125105² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13245947 + ... + 13247616.

It is an arithmetic number, because the mean of its divisors is an integer number (3338189064).

Almost surely, 2^22122125105 is an apocalyptic number.

It is an amenable number.

22122125105 is a deficient number, since it is larger than the sum of its proper divisors (4583387407).

22122125105 is a wasteful number, since it uses less digits than its factorization.

22122125105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26493735.

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 22122125105 its reverse (50152122122), we get a palindrome (72274247227).

The spelling of 22122125105 in words is "twenty-two billion, one hundred twenty-two million, one hundred twenty-five thousand, one hundred five".