211103200312 has 16 divisors (see below), whose sum is σ = 396182655360. Its totient is φ = 105454492224.

The previous prime is 211103200283. The next prime is 211103200339. The reversal of 211103200312 is 213002301112.

It is a super-2 number, since 2×211103200312² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 12129253 + ... + 12146644.

It is an arithmetic number, because the mean of its divisors is an integer number (24761415960).

Almost surely, 2^211103200312 is an apocalyptic number.

It is an amenable number.

211103200312 is a deficient number, since it is larger than the sum of its proper divisors (185079455048).

211103200312 is a wasteful number, since it uses less digits than its factorization.

211103200312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24276990 (or 24276986 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 211103200312 its reverse (213002301112), we get a palindrome (424105501424).

The spelling of 211103200312 in words is "two hundred eleven billion, one hundred three million, two hundred thousand, three hundred twelve".