211201020112 has 20 divisors (see below), whose sum is σ = 409304222496. Its totient is φ = 105574124000.

The previous prime is 211201020103. The next prime is 211201020119. The reversal of 211201020112 is 211020102112.

It is a junction number, because it is equal to n+sod(n) for n = 211201020092 and 211201020101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211201020119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1583014 + ... + 1711237.

Almost surely, 2^211201020112 is an apocalyptic number.

It is an amenable number.

211201020112 is a deficient number, since it is larger than the sum of its proper divisors (198103202384).

211201020112 is a wasteful number, since it uses less digits than its factorization.

211201020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3298266 (or 3298260 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 211201020112 its reverse (211020102112), we get a palindrome (422221122224).

The spelling of 211201020112 in words is "two hundred eleven billion, two hundred one million, twenty thousand, one hundred twelve".