211202002211111 has 8 divisors (see below), whose sum is σ = 215932429891584. Its totient is φ = 206481439866520.

The previous prime is 211202002211023. The next prime is 211202002211117. The reversal of 211202002211111 is 111112200202112.

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

It is a cyclic number.

It is not a de Polignac number, because 211202002211111 - 2³⁰ = 211200928469287 is a prime.

It is a super-3 number, since 3×211202002211111³ (a number of 44 digits) contains 333 as substring.

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 211202002211111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211202002211117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2466290675 + ... + 2466376308.

It is an arithmetic number, because the mean of its divisors is an integer number (26991553736448).

Almost surely, 2^{211202002211111} is an apocalyptic number.

211202002211111 is a deficient number, since it is larger than the sum of its proper divisors (4730427680473).

211202002211111 is an equidigital number, since it uses as much as digits as its factorization.

211202002211111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4932667941.

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

Adding to 211202002211111 its reverse (111112200202112), we get a palindrome (322314202413223).

The spelling of 211202002211111 in words is "two hundred eleven trillion, two hundred two billion, two million, two hundred eleven thousand, one hundred eleven".