1121200131320 has 16 divisors (see below), whose sum is σ = 2522700295560. Its totient is φ = 448480052512.

The previous prime is 1121200131307. The next prime is 1121200131349. The reversal of 1121200131320 is 231310021211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14015001602 + ... + 14015001681.

Almost surely, 2^{1121200131320} is an apocalyptic number.

1121200131320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121200131320 is an abundant number, since it is smaller than the sum of its proper divisors (1401500164240).

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

1121200131320 is a wasteful number, since it uses less digits than its factorization.

1121200131320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28030003294 (or 28030003290 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1121200131320 its reverse (231310021211), we get a palindrome (1352510152531).

The spelling of 1121200131320 in words is "one trillion, one hundred twenty-one billion, two hundred million, one hundred thirty-one thousand, three hundred twenty".