2222022021121 has 16 divisors (see below), whose sum is σ = 2688891019776. Its totient is φ = 1792517147136.

The previous prime is 2222022021119. The next prime is 2222022021137. The reversal of 2222022021121 is 1211202202222.

It is a cyclic number.

It is not a de Polignac number, because 2222022021121 - 2¹ = 2222022021119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2222022021161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6240520 + ... + 6586966.

It is an arithmetic number, because the mean of its divisors is an integer number (168055688736).

Almost surely, 2^{2222022021121} is an apocalyptic number.

It is an amenable number.

2222022021121 is a deficient number, since it is larger than the sum of its proper divisors (466868998655).

2222022021121 is a wasteful number, since it uses less digits than its factorization.

2222022021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400368.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2222022021121 its reverse (1211202202222), we get a palindrome (3433224223343).

The spelling of 2222022021121 in words is "two trillion, two hundred twenty-two billion, twenty-two million, twenty-one thousand, one hundred twenty-one".