11012120002000 has 320 divisors, whose sum is σ = 29505089053440. Its totient is φ = 3949440768000.

The previous prime is 11012120001919. The next prime is 11012120002069. The reversal of 11012120002000 is 20002121011.

It is a Harshad number since it is a multiple of its sum of digits (10).

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 63 ways as a sum of consecutive naturals, for example, 202330791 + ... + 202385209.

It is an arithmetic number, because the mean of its divisors is an integer number (92203403292).

Almost surely, 2^{11012120002000} is an apocalyptic number.

11012120002000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11012120002000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14752544526720).

11012120002000 is an abundant number, since it is smaller than the sum of its proper divisors (18492969051440).

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

11012120002000 is a wasteful number, since it uses less digits than its factorization.

11012120002000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54679 (or 54663 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 11012120002000 its reverse (20002121011), we get a palindrome (11032122123011).

The spelling of 11012120002000 in words is "eleven trillion, twelve billion, one hundred twenty million, two thousand".