2222021221122 has 32 divisors (see below), whose sum is σ = 4611787876800. Its totient is φ = 712877307968.

The previous prime is 2222021221109. The next prime is 2222021221139. The reversal of 2222021221122 is 2211221202222.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20087172 + ... + 20197487.

It is an arithmetic number, because the mean of its divisors is an integer number (144118371150).

Almost surely, 2^{2222021221122} is an apocalyptic number.

2222021221122 is an abundant number, since it is smaller than the sum of its proper divisors (2389766655678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2222021221122 is a wasteful number, since it uses less digits than its factorization.

2222021221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40285010.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 2222021221122 its reverse (2211221202222), we get a palindrome (4433242423344).

The spelling of 2222021221122 in words is "two trillion, two hundred twenty-two billion, twenty-one million, two hundred twenty-one thousand, one hundred twenty-two".