211001012202011 has 4 divisors (see below), whose sum is σ = 217807496466624. Its totient is φ = 204194527937400.

The previous prime is 211001012201927. The next prime is 211001012202041. The reversal of 211001012202011 is 110202210100112.

211001012202011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 211001012202011 - 2³⁴ = 210983832332827 is a prime.

It is a super-2 number, since 2×211001012202011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211001012202041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3403242132260 + ... + 3403242132321.

It is an arithmetic number, because the mean of its divisors is an integer number (54451874116656).

Almost surely, 2^{211001012202011} is an apocalyptic number.

211001012202011 is a deficient number, since it is larger than the sum of its proper divisors (6806484264613).

211001012202011 is an equidigital number, since it uses as much as digits as its factorization.

211001012202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6806484264612.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 211001012202011 its reverse (110202210100112), we get a palindrome (321203222302123).

The spelling of 211001012202011 in words is "two hundred eleven trillion, one billion, twelve million, two hundred two thousand, eleven".