1131200322212 has 12 divisors (see below), whose sum is σ = 1979638864896. Its totient is φ = 565589217960.

The previous prime is 1131200322193. The next prime is 1131200322221. The reversal of 1131200322212 is 2122230021311.

It is a super-2 number, since 2×1131200322212² (a number of 25 digits) 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 3 ways as a sum of consecutive naturals, for example, 2500964 + ... + 2918427.

It is an arithmetic number, because the mean of its divisors is an integer number (164969905408).

Almost surely, 2^{1131200322212} is an apocalyptic number.

It is an amenable number.

1131200322212 is a deficient number, since it is larger than the sum of its proper divisors (848438542684).

1131200322212 is a wasteful number, since it uses less digits than its factorization.

1131200322212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5471578 (or 5471576 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1131200322212 its reverse (2122230021311), we get a palindrome (3253430343523).

The spelling of 1131200322212 in words is "one trillion, one hundred thirty-one billion, two hundred million, three hundred twenty-two thousand, two hundred twelve".