11002100001200 has 240 divisors, whose sum is σ = 34689329859840. Its totient is φ = 3248740224000.

The previous prime is 11002100001133. The next prime is 11002100001209. The reversal of 11002100001200 is 210000120011.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is not an unprimeable number, because it can be changed into a prime (11002100001209) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8815091 + ... + 9985490.

It is an arithmetic number, because the mean of its divisors is an integer number (144538874416).

Almost surely, 2^{11002100001200} is an apocalyptic number.

11002100001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11002100001200 is an abundant number, since it is smaller than the sum of its proper divisors (23687229858640).

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

11002100001200 is a wasteful number, since it uses less digits than its factorization.

11002100001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18800636 (or 18800625 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 11002100001200 its reverse (210000120011), we get a palindrome (11212100121211).

The spelling of 11002100001200 in words is "eleven trillion, two billion, one hundred million, one thousand, two hundred".