2221122130330 has 8 divisors (see below), whose sum is σ = 3998019834612. Its totient is φ = 888448852128.

The previous prime is 2221122130313. The next prime is 2221122130387. The reversal of 2221122130330 is 330312211222.

It can be written as a sum of positive squares in 2 ways, for example, as 2033587229521 + 187534900809 = 1426039^2 + 433053^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111056106507 + ... + 111056106526.

Almost surely, 2^{2221122130330} is an apocalyptic number.

2221122130330 is a deficient number, since it is larger than the sum of its proper divisors (1776897704282).

2221122130330 is a wasteful number, since it uses less digits than its factorization.

2221122130330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222112213040.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 2221122130330 its reverse (330312211222), we get a palindrome (2551434341552).

The spelling of 2221122130330 in words is "two trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred thirty thousand, three hundred thirty".