201140222011 has 18 divisors (see below), whose sum is σ = 205534896252. Its totient is φ = 196838881920.

The previous prime is 201140222009. The next prime is 201140222021. The reversal of 201140222011 is 110222041102.

It is not a de Polignac number, because 201140222011 - 2¹ = 201140222009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201140222021) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 100018996 + ... + 100021006.

Almost surely, 2^201140222011 is an apocalyptic number.

201140222011 is a deficient number, since it is larger than the sum of its proper divisors (4394674241).

201140222011 is an frugal number, since it uses more digits than its factorization.

201140222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2431 (or 2221 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201140222011 its reverse (110222041102), we get a palindrome (311362263113).

The spelling of 201140222011 in words is "two hundred one billion, one hundred forty million, two hundred twenty-two thousand, eleven".