11100222222001 has 16 divisors (see below), whose sum is σ = 12821877434880. Its totient is φ = 9497345690880.

The previous prime is 11100222221987. The next prime is 11100222222059. The reversal of 11100222222001 is 10022222200111.

It is a happy number.

11100222222001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11100222222001 - 2⁹ = 11100222221489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11100222222071) 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, 10512160 + ... + 11519806.

It is an arithmetic number, because the mean of its divisors is an integer number (801367339680).

Almost surely, 2^{11100222222001} is an apocalyptic number.

11100222222001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11100222222001 is a deficient number, since it is larger than the sum of its proper divisors (1721655212879).

11100222222001 is a wasteful number, since it uses less digits than its factorization.

11100222222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066584.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11100222222001 its reverse (10022222200111), we get a palindrome (21122444422112).

It can be divided in two parts, 11 and 100222222001, that multiplied together give a palindrome (1102444442011).

The spelling of 11100222222001 in words is "eleven trillion, one hundred billion, two hundred twenty-two million, two hundred twenty-two thousand, one".