1101122232211 has 4 divisors (see below), whose sum is σ = 1101129911392. Its totient is φ = 1101114553032.

The previous prime is 1101122232193. The next prime is 1101122232233. The reversal of 1101122232211 is 1122322211011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1101122232211 - 2¹¹ = 1101122230163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101122232241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3620331 + ... + 3912676.

It is an arithmetic number, because the mean of its divisors is an integer number (275282477848).

Almost surely, 2^{1101122232211} is an apocalyptic number.

1101122232211 is a deficient number, since it is larger than the sum of its proper divisors (7679181).

1101122232211 is an equidigital number, since it uses as much as digits as its factorization.

1101122232211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7679180.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1101122232211 its reverse (1122322211011), we get a palindrome (2223444443222).

The spelling of 1101122232211 in words is "one trillion, one hundred one billion, one hundred twenty-two million, two hundred thirty-two thousand, two hundred eleven".