1101101211211 has 8 divisors (see below), whose sum is σ = 1165946229360. Its totient is φ = 1036264455168.

The previous prime is 1101101211209. The next prime is 1101101211271. The reversal of 1101101211211 is 1121121011011.

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 1101101211211 - 2¹ = 1101101211209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1101101211191 and 1101101211200.

It is not an unprimeable number, because it can be changed into a prime (1101101211271) 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, 1790086 + ... + 2325211.

It is an arithmetic number, because the mean of its divisors is an integer number (145743278670).

Almost surely, 2^{1101101211211} is an apocalyptic number.

1101101211211 is a deficient number, since it is larger than the sum of its proper divisors (64845018149).

1101101211211 is a wasteful number, since it uses less digits than its factorization.

1101101211211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4131053.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 1101101211211 its reverse (1121121011011), we get a palindrome (2222222222222).

The spelling of 1101101211211 in words is "one trillion, one hundred one billion, one hundred one million, two hundred eleven thousand, two hundred eleven".