1112209912 has 32 divisors (see below), whose sum is σ = 2292364800. Its totient is φ = 501685600.

The previous prime is 1112209867. The next prime is 1112209913. The reversal of 1112209912 is 2199022111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112209913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36712 + ... + 59767.

It is an arithmetic number, because the mean of its divisors is an integer number (71636400).

Almost surely, 2^1112209912 is an apocalyptic number.

It is an amenable number.

1112209912 is an abundant number, since it is smaller than the sum of its proper divisors (1180154888).

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

1112209912 is a wasteful number, since it uses less digits than its factorization.

1112209912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96627 (or 96623 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 28.

The square root of 1112209912 is about 33349.8112738288. The cubic root of 1112209912 is about 1036.0854791503.

It can be divided in two parts, 11122099 and 12, that added together give a palindrome (11122111).

The spelling of 1112209912 in words is "one billion, one hundred twelve million, two hundred nine thousand, nine hundred twelve".