1200011222 has 8 divisors (see below), whose sum is σ = 1813156056. Its totient is φ = 595625872.

The previous prime is 1200011203. The next prime is 1200011233. The reversal of 1200011222 is 2221100021.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2189528 + ... + 2190075.

It is an arithmetic number, because the mean of its divisors is an integer number (226644507).

Almost surely, 2^1200011222 is an apocalyptic number.

1200011222 is a deficient number, since it is larger than the sum of its proper divisors (613144834).

1200011222 is a wasteful number, since it uses less digits than its factorization.

1200011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4379742.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1200011222 is about 34641.1781266169. The cubic root of 1200011222 is about 1062.6618817152.

Adding to 1200011222 its reverse (2221100021), we get a palindrome (3421111243).

The spelling of 1200011222 in words is "one billion, two hundred million, eleven thousand, two hundred twenty-two".