212201210222011 has 8 divisors (see below), whose sum is σ = 216128312368560. Its totient is φ = 208285123791072.

The previous prime is 212201210221981. The next prime is 212201210222059. The reversal of 212201210222011 is 110222012102212.

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

It is a cyclic number.

It is not a de Polignac number, because 212201210222011 - 2²⁷ = 212201076004283 is a prime.

It is a super-2 number, since 2×212201210222011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212201210222011.

It is not an unprimeable number, because it can be changed into a prime (212201210222081) 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, 2753890020 + ... + 2753967073.

It is an arithmetic number, because the mean of its divisors is an integer number (27016039046070).

Almost surely, 2^{212201210222011} is an apocalyptic number.

212201210222011 is a deficient number, since it is larger than the sum of its proper divisors (3927102146549).

212201210222011 is an equidigital number, since it uses as much as digits as its factorization.

212201210222011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5507857805.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212201210222011 its reverse (110222012102212), we get a palindrome (322423222324223).

The spelling of 212201210222011 in words is "two hundred twelve trillion, two hundred one billion, two hundred ten million, two hundred twenty-two thousand, eleven".