20110120000200 has 216 divisors, whose sum is σ = 69945640933350. Its totient is φ = 5177777633280.

The previous prime is 20110120000147. The next prime is 20110120000261. The reversal of 20110120000200 is 200002101102.

It can be written as a sum of positive squares in 9 ways, for example, as 101800559844 + 20008319440356 = 319062^2 + 4473066^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 5128465 + ... + 8156064.

Almost surely, 2^{20110120000200} is an apocalyptic number.

20110120000200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20110120000200 is an abundant number, since it is smaller than the sum of its proper divisors (49835520933150).

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

20110120000200 is a wasteful number, since it uses less digits than its factorization.

20110120000200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13284609 (or 13284568 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 20110120000200 its reverse (200002101102), we get a palindrome (20310122101302).

The spelling of 20110120000200 in words is "twenty trillion, one hundred ten billion, one hundred twenty million, two hundred", and thus it is an aban number.