1131131302200 has 72 divisors (see below), whose sum is σ = 3798715962600. Its totient is φ = 301635013440.

The previous prime is 1131131302163. The next prime is 1131131302237. The reversal of 1131131302200 is 22031311311.

1131131302200 is a `hidden beast` number, since 1 + 1 + 31 + 131 + 302 + 200 = 666.

It is an interprime number because it is at equal distance from previous prime (1131131302163) and next prime (1131131302237).

It is a tau number, because it is divible by the number of its divisors (72).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 314201340 + ... + 314204939.

It is an arithmetic number, because the mean of its divisors is an integer number (52759943925).

Almost surely, 2^{1131131302200} is an apocalyptic number.

1131131302200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1131131302200 is an abundant number, since it is smaller than the sum of its proper divisors (2667584660400).

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

1131131302200 is a wasteful number, since it uses less digits than its factorization.

1131131302200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628406301 (or 628406289 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1131131302200 its reverse (22031311311), we get a palindrome (1153162613511).

The spelling of 1131131302200 in words is "one trillion, one hundred thirty-one billion, one hundred thirty-one million, three hundred two thousand, two hundred".