1100211021191 has 8 divisors (see below), whose sum is σ = 1128024672768. Its totient is φ = 1072444000000.

The previous prime is 1100211021073. The next prime is 1100211021223. The reversal of 1100211021191 is 1911201120011.

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 1100211021191 - 2¹⁴ = 1100211004807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100211020191) 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 7 ways as a sum of consecutive naturals, for example, 11609810 + ... + 11704191.

It is an arithmetic number, because the mean of its divisors is an integer number (141003084096).

Almost surely, 2^{1100211021191} is an apocalyptic number.

1100211021191 is a deficient number, since it is larger than the sum of its proper divisors (27813651577).

1100211021191 is a wasteful number, since it uses less digits than its factorization.

1100211021191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23315193.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 1100211021191 in words is "one trillion, one hundred billion, two hundred eleven million, twenty-one thousand, one hundred ninety-one".