2213121333322 has 4 divisors (see below), whose sum is σ = 3319681999986. Its totient is φ = 1106560666660.

The previous prime is 2213121333301. The next prime is 2213121333403. The reversal of 2213121333322 is 2233331213122.

It is a happy number.

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., 1355499019081 + 857622314241 = 1164259^2 + 926079^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553280333329 + ... + 553280333332.

Almost surely, 2^{2213121333322} is an apocalyptic number.

2213121333322 is a deficient number, since it is larger than the sum of its proper divisors (1106560666664).

2213121333322 is a wasteful number, since it uses less digits than its factorization.

2213121333322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106560666663.

The product of its digits is 7776, while the sum is 28.

Adding to 2213121333322 its reverse (2233331213122), we get a palindrome (4446452546444).

The spelling of 2213121333322 in words is "two trillion, two hundred thirteen billion, one hundred twenty-one million, three hundred thirty-three thousand, three hundred twenty-two".