11200021101211 has 16 divisors (see below), whose sum is σ = 11552544370080. Its totient is φ = 10851380628480.

The previous prime is 11200021101197. The next prime is 11200021101223. The reversal of 11200021101211 is 11210112000211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11200021101211 - 2²⁵ = 11199987546779 is a prime.

It is a super-2 number, since 2×11200021101211² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11200021101191 and 11200021101200.

It is not an unprimeable number, because it can be changed into a prime (11200021101811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7964311 + ... + 9264463.

It is an arithmetic number, because the mean of its divisors is an integer number (722034023130).

Almost surely, 2^{11200021101211} is an apocalyptic number.

11200021101211 is a deficient number, since it is larger than the sum of its proper divisors (352523268869).

11200021101211 is a wasteful number, since it uses less digits than its factorization.

11200021101211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301646.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11200021101211 its reverse (11210112000211), we get a palindrome (22410133101422).

The spelling of 11200021101211 in words is "eleven trillion, two hundred billion, twenty-one million, one hundred one thousand, two hundred eleven".