211210202112101 has 8 divisors (see below), whose sum is σ = 213202368509760. Its totient is φ = 209218373479008.

The previous prime is 211210202112061. The next prime is 211210202112149. The reversal of 211210202112101 is 101211202012112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211210202112101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211210202112101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211210202102101) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 83184521 + ... + 85685966.

It is an arithmetic number, because the mean of its divisors is an integer number (26650296063720).

Almost surely, 2^{211210202112101} is an apocalyptic number.

It is an amenable number.

211210202112101 is a deficient number, since it is larger than the sum of its proper divisors (1992166397659).

211210202112101 is a wasteful number, since it uses less digits than its factorization.

211210202112101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168882283.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 211210202112101 its reverse (101211202012112), we get a palindrome (312421404124213).

The spelling of 211210202112101 in words is "two hundred eleven trillion, two hundred ten billion, two hundred two million, one hundred twelve thousand, one hundred one".