201045324501 has 24 divisors (see below), whose sum is σ = 331910891520. Its totient is φ = 114873853536.

The previous prime is 201045324479. The next prime is 201045324521. The reversal of 201045324501 is 105423540102.

201045324501 is a `hidden beast` number, since 2 + 0 + 104 + 53 + 2 + 4 + 501 = 666.

It is not a de Polignac number, because 201045324501 - 2²³ = 201036935893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201045324521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 709495 + ... + 951563.

It is an arithmetic number, because the mean of its divisors is an integer number (13829620480).

Almost surely, 2^201045324501 is an apocalyptic number.

201045324501 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

201045324501 is a deficient number, since it is larger than the sum of its proper divisors (130865567019).

201045324501 is a wasteful number, since it uses less digits than its factorization.

201045324501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255265 (or 255262 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 201045324501 its reverse (105423540102), we get a palindrome (306468864603).

The spelling of 201045324501 in words is "two hundred one billion, forty-five million, three hundred twenty-four thousand, five hundred one".