211122082 has 8 divisors (see below), whose sum is σ = 335311596. Its totient is φ = 99351552.

The previous prime is 211122071. The next prime is 211122097. The reversal of 211122082 is 280221112.

It can be written as a sum of positive squares in 2 ways, for example, as 190136521 + 20985561 = 13789^2 + 4581^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3104703 + ... + 3104770.

Almost surely, 2^211122082 is an apocalyptic number.

211122082 is a deficient number, since it is larger than the sum of its proper divisors (124189514).

211122082 is a wasteful number, since it uses less digits than its factorization.

211122082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6209492.

The product of its (nonzero) digits is 128, while the sum is 19.

The square root of 211122082 is about 14530.0406744097. The cubic root of 211122082 is about 595.4489768508.

Adding to 211122082 its reverse (280221112), we get a palindrome (491343194).

The spelling of 211122082 in words is "two hundred eleven million, one hundred twenty-two thousand, eighty-two".