201135404145 has 32 divisors (see below), whose sum is σ = 350003211264. Its totient is φ = 98040096000.

The previous prime is 201135404117. The next prime is 201135404153. The reversal of 201135404145 is 541404531102.

It is not a de Polignac number, because 201135404145 - 2¹⁶ = 201135338609 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5086561 + ... + 5125950.

It is an arithmetic number, because the mean of its divisors is an integer number (10937600352).

Almost surely, 2^201135404145 is an apocalyptic number.

It is an amenable number.

201135404145 is a deficient number, since it is larger than the sum of its proper divisors (148867807119).

201135404145 is a wasteful number, since it uses less digits than its factorization.

201135404145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10212633.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 201135404145 its reverse (541404531102), we get a palindrome (742539935247).

The spelling of 201135404145 in words is "two hundred one billion, one hundred thirty-five million, four hundred four thousand, one hundred forty-five".