211001202122 has 8 divisors (see below), whose sum is σ = 316504042596. Its totient is φ = 105499854592.

The previous prime is 211001202011. The next prime is 211001202163. The reversal of 211001202122 is 221202100112.

It can be written as a sum of positive squares in 2 ways, for example, as 207907728961 + 3093473161 = 455969^2 + 55619^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 211001202097 and 211001202106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100208 + ... + 657300.

Almost surely, 2^211001202122 is an apocalyptic number.

211001202122 is a deficient number, since it is larger than the sum of its proper divisors (105502840474).

211001202122 is a wasteful number, since it uses less digits than its factorization.

211001202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746472.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 211001202122 its reverse (221202100112), we get a palindrome (432203302234).

The spelling of 211001202122 in words is "two hundred eleven billion, one million, two hundred two thousand, one hundred twenty-two".