212020211313011 has 4 divisors (see below), whose sum is σ = 217191435979224. Its totient is φ = 206848986646800.

The previous prime is 212020211312957. The next prime is 212020211313073. The reversal of 212020211313011 is 110313112020212.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212020211313011 is a prime.

It is a super-2 number, since 2×212020211313011² (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 (212020211313811) 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 3 ways as a sum of consecutive naturals, for example, 2585612333045 + ... + 2585612333126.

It is an arithmetic number, because the mean of its divisors is an integer number (54297858994806).

Almost surely, 2^{212020211313011} is an apocalyptic number.

212020211313011 is a deficient number, since it is larger than the sum of its proper divisors (5171224666213).

212020211313011 is an equidigital number, since it uses as much as digits as its factorization.

212020211313011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5171224666212.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 212020211313011 its reverse (110313112020212), we get a palindrome (322333323333223).

The spelling of 212020211313011 in words is "two hundred twelve trillion, twenty billion, two hundred eleven million, three hundred thirteen thousand, eleven".