211201116 has 24 divisors (see below), whose sum is σ = 563203200. Its totient is φ = 60343152.

The previous prime is 211201103. The next prime is 211201121. The reversal of 211201116 is 611102112.

It is a happy number.

211201116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×211201116² = 89211822799290912, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 211201095 and 211201104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1257066 + ... + 1257233.

It is an arithmetic number, because the mean of its divisors is an integer number (23466800).

Almost surely, 2^211201116 is an apocalyptic number.

It is an amenable number.

211201116 is an abundant number, since it is smaller than the sum of its proper divisors (352002084).

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

211201116 is a wasteful number, since it uses less digits than its factorization.

211201116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2514313 (or 2514311 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

The square root of 211201116 is about 14532.7600957285. The cubic root of 211201116 is about 595.5232701109.

Adding to 211201116 its reverse (611102112), we get a palindrome (822303228).

The spelling of 211201116 in words is "two hundred eleven million, two hundred one thousand, one hundred sixteen".