221342144002011 has 24 divisors (see below), whose sum is σ = 327159583498176. Its totient is φ = 144126293295600.

The previous prime is 221342144001917. The next prime is 221342144002013. The reversal of 221342144002011 is 110200441243122.

221342144002011 is a `hidden beast` number, since 2 + 2 + 1 + 3 + 42 + 14 + 400 + 201 + 1 = 666.

It is not a de Polignac number, because 221342144002011 - 2³⁴ = 221324964132827 is a prime.

It is a super-2 number, since 2×221342144002011² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (221342144002013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9226536 + ... + 22974186.

It is an arithmetic number, because the mean of its divisors is an integer number (13631649312424).

Almost surely, 2^{221342144002011} is an apocalyptic number.

221342144002011 is a deficient number, since it is larger than the sum of its proper divisors (105817439496165).

221342144002011 is a wasteful number, since it uses less digits than its factorization.

221342144002011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13789303 (or 13789300 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 221342144002011 its reverse (110200441243122), we get a palindrome (331542585245133).

The spelling of 221342144002011 in words is "two hundred twenty-one trillion, three hundred forty-two billion, one hundred forty-four million, two thousand, eleven".