211203242344 has 16 divisors (see below), whose sum is σ = 397279415520. Its totient is φ = 105262064880.

The previous prime is 211203242303. The next prime is 211203242353. The reversal of 211203242344 is 443242302112.

It is a super-2 number, since 2×211203242344² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42441894 + ... + 42446869.

It is an arithmetic number, because the mean of its divisors is an integer number (24829963470).

Almost surely, 2^211203242344 is an apocalyptic number.

It is an amenable number.

211203242344 is a deficient number, since it is larger than the sum of its proper divisors (186076173176).

211203242344 is a wasteful number, since it uses less digits than its factorization.

211203242344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84889080 (or 84889076 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 211203242344 its reverse (443242302112), we get a palindrome (654445544456).

The spelling of 211203242344 in words is "two hundred eleven billion, two hundred three million, two hundred forty-two thousand, three hundred forty-four".