1112122101200 has 60 divisors (see below), whose sum is σ = 2914770936768. Its totient is φ = 404408035200.

The previous prime is 1112122101199. The next prime is 1112122101247. The reversal of 1112122101200 is 21012212111.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 126373112 + ... + 126381911.

Almost surely, 2^{1112122101200} is an apocalyptic number.

1112122101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112122101200 is an abundant number, since it is smaller than the sum of its proper divisors (1802648835568).

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

1112122101200 is a wasteful number, since it uses less digits than its factorization.

1112122101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252755052 (or 252755041 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1112122101200 its reverse (21012212111), we get a palindrome (1133134313311).

The spelling of 1112122101200 in words is "one trillion, one hundred twelve billion, one hundred twenty-two million, one hundred one thousand, two hundred".