2221222030022 has 16 divisors (see below), whose sum is σ = 3386511374400. Its totient is φ = 1092385530240.

The previous prime is 2221222029991. The next prime is 2221222030031. The reversal of 2221222030022 is 2200302221222.

It is a junction number, because it is equal to n+sod(n) for n = 2221222029976 and 2221222030003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9336179 + ... + 9571137.

It is an arithmetic number, because the mean of its divisors is an integer number (211656960900).

Almost surely, 2^{2221222030022} is an apocalyptic number.

2221222030022 is a deficient number, since it is larger than the sum of its proper divisors (1165289344378).

2221222030022 is a wasteful number, since it uses less digits than its factorization.

2221222030022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312511.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 2221222030022 its reverse (2200302221222), we get a palindrome (4421524251244).

The spelling of 2221222030022 in words is "two trillion, two hundred twenty-one billion, two hundred twenty-two million, thirty thousand, twenty-two".