1322221332222 has 24 divisors (see below), whose sum is σ = 3274071870576. Its totient is φ = 377777523456.

The previous prime is 1322221332203. The next prime is 1322221332233. The reversal of 1322221332222 is 2222331222231.

1322221332222 is a `hidden beast` number, since 1 + 3 + 222 + 213 + 3 + 2 + 222 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5246909923 + ... + 5246910174.

It is an arithmetic number, because the mean of its divisors is an integer number (136419661274).

Almost surely, 2^{1322221332222} is an apocalyptic number.

1322221332222 is an abundant number, since it is smaller than the sum of its proper divisors (1951850538354).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1322221332222 is a wasteful number, since it uses less digits than its factorization.

1322221332222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10493820112 (or 10493820109 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

Adding to 1322221332222 its reverse (2222331222231), we get a palindrome (3544552554453).

The spelling of 1322221332222 in words is "one trillion, three hundred twenty-two billion, two hundred twenty-one million, three hundred thirty-two thousand, two hundred twenty-two".