1322121133 has 2 divisors, whose sum is σ = 1322121134. Its totient is φ = 1322121132.

The previous prime is 1322121113. The next prime is 1322121149. The reversal of 1322121133 is 3311212231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 823804804 + 498316329 = 28702^2 + 22323^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322121133 - 2²⁵ = 1288566701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1322121133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1322121113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661060566 + 661060567.

It is an arithmetic number, because the mean of its divisors is an integer number (661060567).

Almost surely, 2^1322121133 is an apocalyptic number.

It is an amenable number.

1322121133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322121133 is an equidigital number, since it uses as much as digits as its factorization.

1322121133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 19.

The square root of 1322121133 is about 36360.9836638120. The cubic root of 1322121133 is about 1097.5485720067.

Adding to 1322121133 its reverse (3311212231), we get a palindrome (4633333364).

The spelling of 1322121133 in words is "one billion, three hundred twenty-two million, one hundred twenty-one thousand, one hundred thirty-three".