1101100122211 has 8 divisors (see below), whose sum is σ = 1186037720064. Its totient is φ = 1019251164360.

The previous prime is 1101100122203. The next prime is 1101100122217. The reversal of 1101100122211 is 1122210011011.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101100122211 - 2³ = 1101100122203 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101100122191 and 1101100122200.

It is not an unprimeable number, because it can be changed into a prime (1101100122217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 772159261 + ... + 772160686.

It is an arithmetic number, because the mean of its divisors is an integer number (148254715008).

Almost surely, 2^{1101100122211} is an apocalyptic number.

1101100122211 is a deficient number, since it is larger than the sum of its proper divisors (84937597853).

1101100122211 is a wasteful number, since it uses less digits than its factorization.

1101100122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544320001.

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

Adding to 1101100122211 its reverse (1122210011011), we get a palindrome (2223310133222).

The spelling of 1101100122211 in words is "one trillion, one hundred one billion, one hundred million, one hundred twenty-two thousand, two hundred eleven".