1112201130312 has 56 divisors (see below), whose sum is σ = 3126635395590. Its totient is φ = 370733708160.

The previous prime is 1112201130253. The next prime is 1112201130319. The reversal of 1112201130312 is 2130311022111.

1112201130312 is a `hidden beast` number, since 1 + 1 + 1 + 220 + 1 + 130 + 312 = 666.

It can be written as a sum of positive squares in only one way, i.e., 692367111396 + 419834018916 = 832086^2 + 647946^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1112201130319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 95347489 + ... + 95359152.

Almost surely, 2^{1112201130312} is an apocalyptic number.

1112201130312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1112201130312 is an abundant number, since it is smaller than the sum of its proper divisors (2014434265278).

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

1112201130312 is an equidigital number, since it uses as much as digits as its factorization.

1112201130312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190706665 (or 190706646 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1112201130312 its reverse (2130311022111), we get a palindrome (3242512152423).

The spelling of 1112201130312 in words is "one trillion, one hundred twelve billion, two hundred one million, one hundred thirty thousand, three hundred twelve".