11201000022120 has 64 divisors (see below), whose sum is σ = 33609389149440. Its totient is φ = 2986365420800.

The previous prime is 11201000022119. The next prime is 11201000022143. The reversal of 11201000022120 is 2122000010211.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 11201000022096 and 11201000022105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8239776 + ... + 9502415.

It is an arithmetic number, because the mean of its divisors is an integer number (525146705460).

Almost surely, 2^{11201000022120} is an apocalyptic number.

11201000022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201000022120 is an abundant number, since it is smaller than the sum of its proper divisors (22408389127320).

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

11201000022120 is a wasteful number, since it uses less digits than its factorization.

11201000022120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17747466 (or 17747462 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11201000022120 its reverse (2122000010211), we get a palindrome (13323000032331).

The spelling of 11201000022120 in words is "eleven trillion, two hundred one billion, twenty-two thousand, one hundred twenty".