22120411412021 has 8 divisors (see below), whose sum is σ = 24271452870840. Its totient is φ = 20033580146112.

The previous prime is 22120411412017. The next prime is 22120411412053. The reversal of 22120411412021 is 12021411402122.

It can be written as a sum of positive squares in 4 ways, for example, as 799003576900 + 21321407835121 = 893870^2 + 4617511^2 .

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

It is not a de Polignac number, because 22120411412021 - 2² = 22120411412017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120411412521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16052547506 + ... + 16052548883.

It is an arithmetic number, because the mean of its divisors is an integer number (3033931608855).

Almost surely, 2^{22120411412021} is an apocalyptic number.

It is an amenable number.

22120411412021 is a deficient number, since it is larger than the sum of its proper divisors (2151041458819).

22120411412021 is a wasteful number, since it uses less digits than its factorization.

22120411412021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32105096455.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 22120411412021 its reverse (12021411402122), we get a palindrome (34141822814143).

The spelling of 22120411412021 in words is "twenty-two trillion, one hundred twenty billion, four hundred eleven million, four hundred twelve thousand, twenty-one".