11100220212001 has 32 divisors (see below), whose sum is σ = 11724914073600. Its totient is φ = 10488237524160.

The previous prime is 11100220211987. The next prime is 11100220212031. The reversal of 11100220212001 is 10021202200111.

It is a cyclic number.

It is not a de Polignac number, because 11100220212001 - 2²⁵ = 11100186657569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11100220212031) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1286381155 + ... + 1286389783.

It is an arithmetic number, because the mean of its divisors is an integer number (366403564800).

Almost surely, 2^{11100220212001} is an apocalyptic number.

It is an amenable number.

11100220212001 is a deficient number, since it is larger than the sum of its proper divisors (624693861599).

11100220212001 is a wasteful number, since it uses less digits than its factorization.

11100220212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10869.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11100220212001 its reverse (10021202200111), we get a palindrome (21121422412112).

The spelling of 11100220212001 in words is "eleven trillion, one hundred billion, two hundred twenty million, two hundred twelve thousand, one".