1322220222122 has 4 divisors (see below), whose sum is σ = 1983330333186. Its totient is φ = 661110111060.

The previous prime is 1322220222121. The next prime is 1322220222139. The reversal of 1322220222122 is 2212220222231.

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., 1322175719881 + 44502241 = 1149859^2 + 6671^2 .

It is not an unprimeable number, because it can be changed into a prime (1322220222121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 330555055529 + ... + 330555055532.

Almost surely, 2^{1322220222122} is an apocalyptic number.

1322220222122 is a deficient number, since it is larger than the sum of its proper divisors (661110111064).

1322220222122 is an equidigital number, since it uses as much as digits as its factorization.

1322220222122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661110111063.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 1322220222122 its reverse (2212220222231), we get a palindrome (3534440444353).

The spelling of 1322220222122 in words is "one trillion, three hundred twenty-two billion, two hundred twenty million, two hundred twenty-two thousand, one hundred twenty-two".