201323244003245 has 32 divisors (see below), whose sum is σ = 297393516268800. Its totient is φ = 127407588733440.

The previous prime is 201323244003227. The next prime is 201323244003247. The reversal of 201323244003245 is 542300442323102.

It is not a de Polignac number, because 201323244003245 - 2⁴² = 196925197492141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201323244003247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38121611 + ... + 43080200.

It is an arithmetic number, because the mean of its divisors is an integer number (9293547383400).

Almost surely, 2^{201323244003245} is an apocalyptic number.

It is an amenable number.

201323244003245 is a deficient number, since it is larger than the sum of its proper divisors (96070272265555).

201323244003245 is a wasteful number, since it uses less digits than its factorization.

201323244003245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81207285.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 201323244003245 its reverse (542300442323102), we get a palindrome (743623686326347).

The spelling of 201323244003245 in words is "two hundred one trillion, three hundred twenty-three billion, two hundred forty-four million, three thousand, two hundred forty-five".