1222033331 has 8 divisors (see below), whose sum is σ = 1259525904. Its totient is φ = 1184906880.

The previous prime is 1222033289. The next prime is 1222033333. The reversal of 1222033331 is 1333302221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1222033331 - 2¹⁴ = 1222016947 is a prime.

It is a super-2 number, since 2×1222033331² = 2986730924149911122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1222033333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84746 + ... + 98111.

It is an arithmetic number, because the mean of its divisors is an integer number (157440738).

Almost surely, 2^1222033331 is an apocalyptic number.

1222033331 is a deficient number, since it is larger than the sum of its proper divisors (37492573).

1222033331 is a wasteful number, since it uses less digits than its factorization.

1222033331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183061.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1222033331 is about 34957.5933239118. The cubic root of 1222033331 is about 1069.1230276082.

Adding to 1222033331 its reverse (1333302221), we get a palindrome (2555335552).

The spelling of 1222033331 in words is "one billion, two hundred twenty-two million, thirty-three thousand, three hundred thirty-one".