1120221222 has 48 divisors (see below), whose sum is σ = 2462164560. Its totient is φ = 339308032.

The previous prime is 1120221211. The next prime is 1120221227. The reversal of 1120221222 is 2221220211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120221227) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39148 + ... + 61424.

It is an arithmetic number, because the mean of its divisors is an integer number (51295095).

Almost surely, 2^1120221222 is an apocalyptic number.

1120221222 is an abundant number, since it is smaller than the sum of its proper divisors (1341943338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1120221222 is a wasteful number, since it uses less digits than its factorization.

1120221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22345 (or 22328 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1120221222 is about 33469.7060339645. The cubic root of 1120221222 is about 1038.5671905076.

Adding to 1120221222 its reverse (2221220211), we get a palindrome (3341441433).

The spelling of 1120221222 in words is "one billion, one hundred twenty million, two hundred twenty-one thousand, two hundred twenty-two".