22032112121 has 8 divisors (see below), whose sum is σ = 22707315840. Its totient is φ = 21365509968.

The previous prime is 22032112097. The next prime is 22032112153. The reversal of 22032112121 is 12121123022.

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 22032112121 - 2¹⁸ = 22031849977 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 22032112121.

It is not an unprimeable number, because it can be changed into a prime (22032112171) 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, 2145191 + ... + 2155436.

It is an arithmetic number, because the mean of its divisors is an integer number (2838414480).

Almost surely, 2^22032112121 is an apocalyptic number.

It is an amenable number.

22032112121 is a deficient number, since it is larger than the sum of its proper divisors (675203719).

22032112121 is a wasteful number, since it uses less digits than its factorization.

22032112121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4300783.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 22032112121 its reverse (12121123022), we get a palindrome (34153235143).

The spelling of 22032112121 in words is "twenty-two billion, thirty-two million, one hundred twelve thousand, one hundred twenty-one".