212201144011 has 16 divisors (see below), whose sum is σ = 214073395200. Its totient is φ = 210337152480.

The previous prime is 212201144003. The next prime is 212201144021. The reversal of 212201144011 is 110441102212.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 212201144011 - 2³ = 212201144003 is a prime.

It is a super-2 number, since 2×212201144011² (a number of 23 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 212201144011.

It is not an unprimeable number, because it can be changed into a prime (212201144021) 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, 151679890 + ... + 151681288.

It is an arithmetic number, because the mean of its divisors is an integer number (13379587200).

Almost surely, 2^212201144011 is an apocalyptic number.

212201144011 is a deficient number, since it is larger than the sum of its proper divisors (1872251189).

212201144011 is a wasteful number, since it uses less digits than its factorization.

212201144011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3474.

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

Adding to 212201144011 its reverse (110441102212), we get a palindrome (322642246223).

The spelling of 212201144011 in words is "two hundred twelve billion, two hundred one million, one hundred forty-four thousand, eleven".