1012112300 has 36 divisors (see below), whose sum is σ = 2211056400. Its totient is φ = 402121920.

The previous prime is 1012112293. The next prime is 1012112333. The reversal of 1012112300 is 32112101.

It is a super-2 number, since 2×1012112300² = 2048742615622580000, which contains 22 as substring.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 19064 + ... + 48863.

Almost surely, 2^1012112300 is an apocalyptic number.

1012112300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012112300 is an abundant number, since it is smaller than the sum of its proper divisors (1198944100).

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

1012112300 is a wasteful number, since it uses less digits than its factorization.

1012112300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68090 (or 68083 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1012112300 is about 31813.7124523373. The cubic root of 1012112300 is about 1004.0212412769.

Adding to 1012112300 its reverse (32112101), we get a palindrome (1044224401).

The spelling of 1012112300 in words is "one billion, twelve million, one hundred twelve thousand, three hundred".