211350340220143 has 8 divisors (see below), whose sum is σ = 213546378797856. Its totient is φ = 209157072672000.

The previous prime is 211350340220087. The next prime is 211350340220231. The reversal of 211350340220143 is 341022043053112.

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 211350340220143 - 2²⁵ = 211350306665711 is a prime.

It is a super-2 number, since 2×211350340220143² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211350340220743) 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, 692604058 + ... + 692909143.

It is an arithmetic number, because the mean of its divisors is an integer number (26693297349732).

Almost surely, 2^{211350340220143} is an apocalyptic number.

211350340220143 is a deficient number, since it is larger than the sum of its proper divisors (2196038577713).

211350340220143 is a wasteful number, since it uses less digits than its factorization.

211350340220143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385514785.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 211350340220143 its reverse (341022043053112), we get a palindrome (552372383273255).

The spelling of 211350340220143 in words is "two hundred eleven trillion, three hundred fifty billion, three hundred forty million, two hundred twenty thousand, one hundred forty-three".