1202445112 has 64 divisors (see below), whose sum is σ = 2552140800. Its totient is φ = 526176000.

The previous prime is 1202445109. The next prime is 1202445121. The reversal of 1202445112 is 2115442021.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 574564 + ... + 576652.

It is an arithmetic number, because the mean of its divisors is an integer number (39877200).

Almost surely, 2^1202445112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1202445112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1276070400).

1202445112 is an abundant number, since it is smaller than the sum of its proper divisors (1349695688).

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

1202445112 is a wasteful number, since it uses less digits than its factorization.

1202445112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2348 (or 2344 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1202445112 is about 34676.2903436916. The cubic root of 1202445112 is about 1063.3798348609.

Adding to 1202445112 its reverse (2115442021), we get a palindrome (3317887133).

The spelling of 1202445112 in words is "one billion, two hundred two million, four hundred forty-five thousand, one hundred twelve".