211243300716 has 24 divisors (see below), whose sum is σ = 563315468800. Its totient is φ = 60355228752.

The previous prime is 211243300703. The next prime is 211243300717. The reversal of 211243300716 is 617003342112.

It is a happy number.

It is a super-2 number, since 2×211243300716² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211243300717) 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, 1257400516 + ... + 1257400683.

Almost surely, 2^211243300716 is an apocalyptic number.

It is an amenable number.

211243300716 is an abundant number, since it is smaller than the sum of its proper divisors (352072168084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211243300716 is a wasteful number, since it uses less digits than its factorization.

211243300716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2514801213 (or 2514801211 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

Adding to 211243300716 its reverse (617003342112), we get a palindrome (828246642828).

The spelling of 211243300716 in words is "two hundred eleven billion, two hundred forty-three million, three hundred thousand, seven hundred sixteen".