212011020020211 has 8 divisors (see below), whose sum is σ = 282683618672640. Its totient is φ = 141339550690632.

The previous prime is 212011020020123. The next prime is 212011020020213. The reversal of 212011020020211 is 112020020110212.

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

It is not a de Polignac number, because 212011020020211 - 2²³ = 212011011631603 is a prime.

It is a super-2 number, since 2×212011020020211² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212011020020213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 281892571 + ... + 282643668.

It is an arithmetic number, because the mean of its divisors is an integer number (35335452334080).

Almost surely, 2^{212011020020211} is an apocalyptic number.

212011020020211 is a deficient number, since it is larger than the sum of its proper divisors (70672598652429).

212011020020211 is a wasteful number, since it uses less digits than its factorization.

212011020020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564661425.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212011020020211 its reverse (112020020110212), we get a palindrome (324031040130423).

Subtracting from 212011020020211 its reverse (112020020110212), we obtain a palindrome (99990999909999).

The spelling of 212011020020211 in words is "two hundred twelve trillion, eleven billion, twenty million, twenty thousand, two hundred eleven".