11210121021200 has 60 divisors (see below), whose sum is σ = 28516569638580. Its totient is φ = 4220280852480.

The previous prime is 11210121021181. The next prime is 11210121021277. The reversal of 11210121021200 is 212012101211.

It can be written as a sum of positive squares in 6 ways, for example, as 1338861896464 + 9871259124736 = 1157092^2 + 3141856^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 824266805 + ... + 824280404.

It is an arithmetic number, because the mean of its divisors is an integer number (475276160643).

Almost surely, 2^{11210121021200} is an apocalyptic number.

11210121021200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11210121021200 is an abundant number, since it is smaller than the sum of its proper divisors (17306448617380).

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

11210121021200 is a wasteful number, since it uses less digits than its factorization.

11210121021200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1648547244 (or 1648547233 counting only the distinct ones).

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

Adding to 11210121021200 its reverse (212012101211), we get a palindrome (11422133122411).

The spelling of 11210121021200 in words is "eleven trillion, two hundred ten billion, one hundred twenty-one million, twenty-one thousand, two hundred".