211000212196 has 24 divisors (see below), whose sum is σ = 391136177376. Its totient is φ = 99252263040.

The previous prime is 211000212191. The next prime is 211000212209. The reversal of 211000212196 is 691212000112.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 211000212196.

It is not an unprimeable number, because it can be changed into a prime (211000212191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 493126 + ... + 815581.

It is an arithmetic number, because the mean of its divisors is an integer number (16297340724).

Almost surely, 2^211000212196 is an apocalyptic number.

It is an amenable number.

211000212196 is a deficient number, since it is larger than the sum of its proper divisors (180135965180).

211000212196 is a wasteful number, since it uses less digits than its factorization.

211000212196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311099 (or 1311097 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 211000212196 in words is "two hundred eleven billion, two hundred twelve thousand, one hundred ninety-six".