2221120030322 has 4 divisors (see below), whose sum is σ = 3331680045486. Its totient is φ = 1110560015160.

The previous prime is 2221120030301. The next prime is 2221120030387. The reversal of 2221120030322 is 2230300211222.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1975174457281 + 245945573041 = 1405409^2 + 495929^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2221120030294 and 2221120030303.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555280007579 + ... + 555280007582.

Almost surely, 2^{2221120030322} is an apocalyptic number.

2221120030322 is a deficient number, since it is larger than the sum of its proper divisors (1110560015164).

2221120030322 is a wasteful number, since it uses less digits than its factorization.

2221120030322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110560015163.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 2221120030322 its reverse (2230300211222), we get a palindrome (4451420241544).

The spelling of 2221120030322 in words is "two trillion, two hundred twenty-one billion, one hundred twenty million, thirty thousand, three hundred twenty-two".