1201120222 has 8 divisors (see below), whose sum is σ = 1807124472. Its totient is φ = 598745400.

The previous prime is 1201120201. The next prime is 1201120241. The reversal of 1201120222 is 2220211021.

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

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 906529 + ... + 907852.

It is an arithmetic number, because the mean of its divisors is an integer number (225890559).

Almost surely, 2^1201120222 is an apocalyptic number.

1201120222 is a deficient number, since it is larger than the sum of its proper divisors (606004250).

1201120222 is a wasteful number, since it uses less digits than its factorization.

1201120222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1814714.

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

The square root of 1201120222 is about 34657.1813914519. The cubic root of 1201120222 is about 1062.9891367591.

Adding to 1201120222 its reverse (2220211021), we get a palindrome (3421331243).

The spelling of 1201120222 in words is "one billion, two hundred one million, one hundred twenty thousand, two hundred twenty-two".