1222011202 has 8 divisors (see below), whose sum is σ = 1838457036. Its totient is φ = 609192192.

The previous prime is 1222011199. The next prime is 1222011223. The reversal of 1222011202 is 2021102221.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1206242361 + 15768841 = 34731^2 + 3971^2 .

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

It is a super-2 number, since 2×1222011202² = 2986622755626969608, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 905863 + ... + 907210.

Almost surely, 2^1222011202 is an apocalyptic number.

1222011202 is a deficient number, since it is larger than the sum of its proper divisors (616445834).

1222011202 is a wasteful number, since it uses less digits than its factorization.

1222011202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1813412.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1222011202 is about 34957.2768104153. The cubic root of 1222011202 is about 1069.1165742200.

Adding to 1222011202 its reverse (2021102221), we get a palindrome (3243113423).

The spelling of 1222011202 in words is "one billion, two hundred twenty-two million, eleven thousand, two hundred two".