212022100222011 has 8 divisors (see below), whose sum is σ = 314106815143760. Its totient is φ = 141348066814656.

The previous prime is 212022100221983. The next prime is 212022100222027. The reversal of 212022100222011 is 110222001220212.

It is a happy number.

212022100222011 is a `hidden beast` number, since 21 + 202 + 210 + 0 + 2 + 220 + 11 = 666.

It is not a de Polignac number, because 212022100222011 - 2³⁹ = 211472344408123 is a prime.

It is a super-3 number, since 3×212022100222011³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212022100222811) 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, 3926335189270 + ... + 3926335189323.

It is an arithmetic number, because the mean of its divisors is an integer number (39263351892970).

Almost surely, 2^{212022100222011} is an apocalyptic number.

212022100222011 is a deficient number, since it is larger than the sum of its proper divisors (102084714921749).

212022100222011 is an equidigital number, since it uses as much as digits as its factorization.

212022100222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7852670378602 (or 7852670378596 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 212022100222011 its reverse (110222001220212), we get a palindrome (322244101442223).

The spelling of 212022100222011 in words is "two hundred twelve trillion, twenty-two billion, one hundred million, two hundred twenty-two thousand, eleven".