1112782212 has 60 divisors (see below), whose sum is σ = 2912951580. Its totient is φ = 370427904.

The previous prime is 1112782201. The next prime is 1112782247. The reversal of 1112782212 is 2122872111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 53670276 + 1059111936 = 7326^2 + 32544^2 .

It is a super-2 number, since 2×1112782212² = 2476568502687225888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 299148 + ... + 302844.

It is an arithmetic number, because the mean of its divisors is an integer number (48549193).

Almost surely, 2^1112782212 is an apocalyptic number.

1112782212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1112782212 is an abundant number, since it is smaller than the sum of its proper divisors (1800169368).

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

1112782212 is a wasteful number, since it uses less digits than its factorization.

1112782212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4642 (or 4631 counting only the distinct ones).

The product of its digits is 896, while the sum is 27.

The square root of 1112782212 is about 33358.3904287962. The cubic root of 1112782212 is about 1036.2631584532.

It can be divided in two parts, 11127 and 82212, that added together give a palindrome (93339).

The spelling of 1112782212 in words is "one billion, one hundred twelve million, seven hundred eighty-two thousand, two hundred twelve".