1100211022111 has 16 divisors (see below), whose sum is σ = 1161763257600. Its totient is φ = 1039027566528.

The previous prime is 1100211022109. The next prime is 1100211022153. The reversal of 1100211022111 is 1112201120011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1100211022111 - 2¹ = 1100211022109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100211022091 and 1100211022100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100211029111) 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, 9643875 + ... + 9757291.

It is an arithmetic number, because the mean of its divisors is an integer number (72610203600).

Almost surely, 2^{1100211022111} is an apocalyptic number.

1100211022111 is a deficient number, since it is larger than the sum of its proper divisors (61552235489).

1100211022111 is a wasteful number, since it uses less digits than its factorization.

1100211022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115038.

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

Adding to 1100211022111 its reverse (1112201120011), we get a palindrome (2212412142122).

The spelling of 1100211022111 in words is "one trillion, one hundred billion, two hundred eleven million, twenty-two thousand, one hundred eleven".