201225664211 has 16 divisors (see below), whose sum is σ = 238105754880. Its totient is φ = 167645855520.

The previous prime is 201225664177. The next prime is 201225664231. The reversal of 201225664211 is 112466522102.

It is not a de Polignac number, because 201225664211 - 2¹⁰ = 201225663187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201225664231) 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, 5041895 + ... + 5081648.

It is an arithmetic number, because the mean of its divisors is an integer number (14881609680).

Almost surely, 2^201225664211 is an apocalyptic number.

201225664211 is a deficient number, since it is larger than the sum of its proper divisors (36880090669).

201225664211 is a wasteful number, since it uses less digits than its factorization.

201225664211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10123706.

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 201225664211 in words is "two hundred one billion, two hundred twenty-five million, six hundred sixty-four thousand, two hundred eleven".