212020211011 has 16 divisors (see below), whose sum is σ = 251243294400. Its totient is φ = 175059698688.

The previous prime is 212020211009. The next prime is 212020211027. The reversal of 212020211011 is 110112020212.

It is not a de Polignac number, because 212020211011 - 2¹ = 212020211009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212020210982 and 212020211000.

It is not an unprimeable number, because it can be changed into a prime (212020211911) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1118146 + ... + 1293943.

It is an arithmetic number, because the mean of its divisors is an integer number (15702705900).

Almost surely, 2^212020211011 is an apocalyptic number.

212020211011 is a deficient number, since it is larger than the sum of its proper divisors (39223083389).

212020211011 is a wasteful number, since it uses less digits than its factorization.

212020211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412558.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212020211011 its reverse (110112020212), we get a palindrome (322132231223).

The spelling of 212020211011 in words is "two hundred twelve billion, twenty million, two hundred eleven thousand, eleven".