11110221200001 has 64 divisors (see below), whose sum is σ = 18751183718400. Its totient is φ = 5683786467840.

The previous prime is 11110221199981. The next prime is 11110221200003. The reversal of 11110221200001 is 10000212201111.

It is not a de Polignac number, because 11110221200001 - 2⁷ = 11110221199873 is a prime.

It is a super-2 number, since 2×11110221200001² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11110221200001.

It is not an unprimeable number, because it can be changed into a prime (11110221200003) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5075475 + ... + 6926823.

It is an arithmetic number, because the mean of its divisors is an integer number (292987245600).

Almost surely, 2^{11110221200001} is an apocalyptic number.

11110221200001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11110221200001 is a deficient number, since it is larger than the sum of its proper divisors (7640962518399).

11110221200001 is a wasteful number, since it uses less digits than its factorization.

11110221200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1851766.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11110221200001 its reverse (10000212201111), we get a palindrome (21110433401112).

The spelling of 11110221200001 in words is "eleven trillion, one hundred ten billion, two hundred twenty-one million, two hundred thousand, one".