1131100212300 has 144 divisors (see below), whose sum is σ = 3494357180160. Its totient is φ = 281802850560.

The previous prime is 1131100212293. The next prime is 1131100212311. The reversal of 1131100212300 is 32120011311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1131100212300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1609435 + ... + 2202834.

Almost surely, 2^{1131100212300} is an apocalyptic number.

1131100212300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131100212300 is an abundant number, since it is smaller than the sum of its proper divisors (2363256967860).

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

1131100212300 is a wasteful number, since it uses less digits than its factorization.

1131100212300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3812352 (or 3812345 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1131100212300 its reverse (32120011311), we get a palindrome (1163220223611).

The spelling of 1131100212300 in words is "one trillion, one hundred thirty-one billion, one hundred million, two hundred twelve thousand, three hundred".