1022212233 has 24 divisors (see below), whose sum is σ = 1712654528. Its totient is φ = 575400672.

The previous prime is 1022212231. The next prime is 1022212277. The reversal of 1022212233 is 3322122201.

It is not a de Polignac number, because 1022212233 - 2¹ = 1022212231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1022212231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116866 + ... + 125307.

Almost surely, 2^1022212233 is an apocalyptic number.

It is an amenable number.

1022212233 is a deficient number, since it is larger than the sum of its proper divisors (690442295).

1022212233 is a wasteful number, since it uses less digits than its factorization.

1022212233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242253 (or 242250 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1022212233 is about 31972.0539377751. The cubic root of 1022212233 is about 1007.3499239338.

Adding to 1022212233 its reverse (3322122201), we get a palindrome (4344334434).

The spelling of 1022212233 in words is "one billion, twenty-two million, two hundred twelve thousand, two hundred thirty-three".