1120200012 has 36 divisors (see below), whose sum is σ = 2908150336. Its totient is φ = 363307680.

The previous prime is 1120200007. The next prime is 1120200031. The reversal of 1120200012 is 2100020211.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1120199967 and 1120200003.

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 11 ways as a sum of consecutive naturals, for example, 419164 + ... + 421827.

Almost surely, 2^1120200012 is an apocalyptic number.

1120200012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1120200012 is an abundant number, since it is smaller than the sum of its proper divisors (1787950324).

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

1120200012 is a wasteful number, since it uses less digits than its factorization.

1120200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841038 (or 841033 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 1120200012 is about 33469.3891787705. The cubic root of 1120200012 is about 1038.5606358056.

Adding to 1120200012 its reverse (2100020211), we get a palindrome (3220220223).

The spelling of 1120200012 in words is "one billion, one hundred twenty million, two hundred thousand, twelve".