201131033315245 has 16 divisors (see below), whose sum is σ = 270414991231488. Its totient is φ = 142323679592640.

The previous prime is 201131033315239. The next prime is 201131033315309. The reversal of 201131033315245 is 542513330131102.

It is not a de Polignac number, because 201131033315245 - 2⁵ = 201131033315213 is a prime.

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 201131033315245.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49417942269 + ... + 49417946338.

It is an arithmetic number, because the mean of its divisors is an integer number (16900936951968).

Almost surely, 2^{201131033315245} is an apocalyptic number.

It is an amenable number.

201131033315245 is a deficient number, since it is larger than the sum of its proper divisors (69283957916243).

201131033315245 is a wasteful number, since it uses less digits than its factorization.

201131033315245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98835888660.

The product of its (nonzero) digits is 32400, while the sum is 34.

Adding to 201131033315245 its reverse (542513330131102), we get a palindrome (743644363446347).

The spelling of 201131033315245 in words is "two hundred one trillion, one hundred thirty-one billion, thirty-three million, three hundred fifteen thousand, two hundred forty-five".