1045221112 has 16 divisors (see below), whose sum is σ = 2110542840. Its totient is φ = 482409696.

The previous prime is 1045221091. The next prime is 1045221137. The reversal of 1045221112 is 2111225401.

It is a super-3 number, since 3×1045221112³ (a number of 28 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1045221112.

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, 5024998 + ... + 5025205.

Almost surely, 2^1045221112 is an apocalyptic number.

It is an amenable number.

1045221112 is an abundant number, since it is smaller than the sum of its proper divisors (1065321728).

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

1045221112 is a wasteful number, since it uses less digits than its factorization.

1045221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10050222 (or 10050218 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1045221112 is about 32329.8795543689. The cubic root of 1045221112 is about 1014.8520291949.

Adding to 1045221112 its reverse (2111225401), we get a palindrome (3156446513).

The spelling of 1045221112 in words is "one billion, forty-five million, two hundred twenty-one thousand, one hundred twelve".