1110222221212 has 24 divisors (see below), whose sum is σ = 2105668912256. Its totient is φ = 509146492608.

The previous prime is 1110222221183. The next prime is 1110222221233. The reversal of 1110222221212 is 2121222220111.

It is a self number, because there is not a number n which added to its sum of digits gives 1110222221212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67986828 + ... + 68003155.

Almost surely, 2^{1110222221212} is an apocalyptic number.

It is an amenable number.

1110222221212 is a deficient number, since it is larger than the sum of its proper divisors (995446691044).

1110222221212 is a wasteful number, since it uses less digits than its factorization.

1110222221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135990157 (or 135990155 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1110222221212 its reverse (2121222220111), we get a palindrome (3231444441323).

The spelling of 1110222221212 in words is "one trillion, one hundred ten billion, two hundred twenty-two million, two hundred twenty-one thousand, two hundred twelve".