2120221120222 has 4 divisors (see below), whose sum is σ = 3180331680336. Its totient is φ = 1060110560110.

The previous prime is 2120221120211. The next prime is 2120221120247. The reversal of 2120221120222 is 2220211220212.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2120221120222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530055280054 + ... + 530055280057.

It is an arithmetic number, because the mean of its divisors is an integer number (795082920084).

Almost surely, 2^{2120221120222} is an apocalyptic number.

2120221120222 is a deficient number, since it is larger than the sum of its proper divisors (1060110560114).

2120221120222 is a wasteful number, since it uses less digits than its factorization.

2120221120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1060110560113.

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

Adding to 2120221120222 its reverse (2220211220212), we get a palindrome (4340432340434).

The spelling of 2120221120222 in words is "two trillion, one hundred twenty billion, two hundred twenty-one million, one hundred twenty thousand, two hundred twenty-two".