2022012201221 has 16 divisors (see below), whose sum is σ = 2057367559680. Its totient is φ = 1986872405760.

The previous prime is 2022012201199. The next prime is 2022012201239. The reversal of 2022012201221 is 1221022102202.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2022012201221 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 2022012201221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022012201421) 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 15 ways as a sum of consecutive naturals, for example, 34741481 + ... + 34799633.

It is an arithmetic number, because the mean of its divisors is an integer number (128585472480).

Almost surely, 2^{2022012201221} is an apocalyptic number.

It is an amenable number.

2022012201221 is a deficient number, since it is larger than the sum of its proper divisors (35355358459).

2022012201221 is a wasteful number, since it uses less digits than its factorization.

2022012201221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59996.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 2022012201221 its reverse (1221022102202), we get a palindrome (3243034303423).

The spelling of 2022012201221 in words is "two trillion, twenty-two billion, twelve million, two hundred one thousand, two hundred twenty-one".