211982996410 has 8 divisors (see below), whose sum is σ = 381569393556. Its totient is φ = 84793198560.

The previous prime is 211982996389. The next prime is 211982996419. The reversal of 211982996410 is 14699289112.

It can be written as a sum of positive squares in 2 ways, for example, as 206745724249 + 5237272161 = 454693^2 + 72369^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (211982996419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10599149811 + ... + 10599149830.

Almost surely, 2^211982996410 is an apocalyptic number.

211982996410 is a deficient number, since it is larger than the sum of its proper divisors (169586397146).

211982996410 is a wasteful number, since it uses less digits than its factorization.

211982996410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21198299648.

The product of its (nonzero) digits is 559872, while the sum is 52.

The spelling of 211982996410 in words is "two hundred eleven billion, nine hundred eighty-two million, nine hundred ninety-six thousand, four hundred ten".