211040034243 has 8 divisors (see below), whose sum is σ = 283013225808. Its totient is φ = 139880099424.

The previous prime is 211040034221. The next prime is 211040034253. The reversal of 211040034243 is 342430040112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 211040034243 - 2¹⁰ = 211040033219 is a prime.

It is a super-2 number, since 2×211040034243² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211040034253) 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, 203313580 + ... + 203314617.

It is an arithmetic number, because the mean of its divisors is an integer number (35376653226).

Almost surely, 2^211040034243 is an apocalyptic number.

211040034243 is a deficient number, since it is larger than the sum of its proper divisors (71973191565).

211040034243 is a wasteful number, since it uses less digits than its factorization.

211040034243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406628373.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 211040034243 its reverse (342430040112), we get a palindrome (553470074355).

The spelling of 211040034243 in words is "two hundred eleven billion, forty million, thirty-four thousand, two hundred forty-three".