1121002122200 has 48 divisors (see below), whose sum is σ = 2606399586000. Its totient is φ = 448388865920.

The previous prime is 1121002122193. The next prime is 1121002122259. The reversal of 1121002122200 is 22212001211.

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, 14535341 + ... + 14612259.

It is an arithmetic number, because the mean of its divisors is an integer number (54299991375).

Almost surely, 2^{1121002122200} is an apocalyptic number.

1121002122200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121002122200 is an abundant number, since it is smaller than the sum of its proper divisors (1485397463800).

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

1121002122200 is a wasteful number, since it uses less digits than its factorization.

1121002122200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149804 (or 149795 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1121002122200 its reverse (22212001211), we get a palindrome (1143214123411).

The spelling of 1121002122200 in words is "one trillion, one hundred twenty-one billion, two million, one hundred twenty-two thousand, two hundred".