1100312113211 has 4 divisors (see below), whose sum is σ = 1100315894112. Its totient is φ = 1100308332312.

The previous prime is 1100312113163. The next prime is 1100312113291. The reversal of 1100312113211 is 1123112130011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100312113211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1100312113211.

It is not an unprimeable number, because it can be changed into a prime (1100312113291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1413875 + ... + 2049308.

It is an arithmetic number, because the mean of its divisors is an integer number (275078973528).

Almost surely, 2^{1100312113211} is an apocalyptic number.

1100312113211 is a deficient number, since it is larger than the sum of its proper divisors (3780901).

1100312113211 is an equidigital number, since it uses as much as digits as its factorization.

1100312113211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3780900.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1100312113211 its reverse (1123112130011), we get a palindrome (2223424243222).

The spelling of 1100312113211 in words is "one trillion, one hundred billion, three hundred twelve million, one hundred thirteen thousand, two hundred eleven".