211089393093 has 8 divisors (see below), whose sum is σ = 281515352256. Its totient is φ = 140694848000.

The previous prime is 211089393089. The next prime is 211089393107. The reversal of 211089393093 is 390393980112.

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 211089393093 - 2² = 211089393089 is a prime.

It is a super-2 number, since 2×211089393093² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211089393043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7837833 + ... + 7864718.

It is an arithmetic number, because the mean of its divisors is an integer number (35189419032).

Almost surely, 2^211089393093 is an apocalyptic number.

It is an amenable number.

211089393093 is a deficient number, since it is larger than the sum of its proper divisors (70425959163).

211089393093 is a wasteful number, since it uses less digits than its factorization.

211089393093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15707035.

The product of its (nonzero) digits is 314928, while the sum is 48.

The spelling of 211089393093 in words is "two hundred eleven billion, eighty-nine million, three hundred ninety-three thousand, ninety-three".