211210012101 has 16 divisors (see below), whose sum is σ = 311422985280. Its totient is φ = 126252558720.

The previous prime is 211210012099. The next prime is 211210012183. The reversal of 211210012101 is 101210012112.

It is not a de Polignac number, because 211210012101 - 2¹ = 211210012099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211210052101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43835286 + ... + 43840103.

It is an arithmetic number, because the mean of its divisors is an integer number (19463936580).

Almost surely, 2^211210012101 is an apocalyptic number.

It is an amenable number.

211210012101 is a deficient number, since it is larger than the sum of its proper divisors (100212973179).

211210012101 is a wasteful number, since it uses less digits than its factorization.

211210012101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87675476.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 211210012101 its reverse (101210012112), we get a palindrome (312420024213).

The spelling of 211210012101 in words is "two hundred eleven billion, two hundred ten million, twelve thousand, one hundred one".