211216196 has 24 divisors (see below), whose sum is σ = 376084800. Its totient is φ = 103773600.

The previous prime is 211216169. The next prime is 211216231. The reversal of 211216196 is 691612112.

211216196 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×211216196² = 89224562905420832, which contains 22 as substring.

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, 98051 + ... + 100181.

It is an arithmetic number, because the mean of its divisors is an integer number (15670200).

Almost surely, 2^211216196 is an apocalyptic number.

It is an amenable number.

211216196 is a deficient number, since it is larger than the sum of its proper divisors (164868604).

211216196 is a wasteful number, since it uses less digits than its factorization.

211216196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2555 (or 2553 counting only the distinct ones).

The product of its digits is 1296, while the sum is 29.

The square root of 211216196 is about 14533.2789142712. The cubic root of 211216196 is about 595.5374434532.

The spelling of 211216196 in words is "two hundred eleven million, two hundred sixteen thousand, one hundred ninety-six".