2221122112330 has 16 divisors (see below), whose sum is σ = 4361476148064. Its totient is φ = 807680768080.

The previous prime is 2221122112289. The next prime is 2221122112373. The reversal of 2221122112330 is 332112211222.

It is a super-2 number, since 2×2221122112330² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10096009492 + ... + 10096009711.

It is an arithmetic number, because the mean of its divisors is an integer number (272592259254).

Almost surely, 2^{2221122112330} is an apocalyptic number.

2221122112330 is a deficient number, since it is larger than the sum of its proper divisors (2140354035734).

2221122112330 is a wasteful number, since it uses less digits than its factorization.

2221122112330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20192019221.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 2221122112330 its reverse (332112211222), we get a palindrome (2553234323552).

The spelling of 2221122112330 in words is "two trillion, two hundred twenty-one billion, one hundred twenty-two million, one hundred twelve thousand, three hundred thirty".