201133021323 has 8 divisors (see below), whose sum is σ = 288806389648. Its totient is φ = 123774166944.

The previous prime is 201133021319. The next prime is 201133021339. The reversal of 201133021323 is 323120331102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 201133021323 - 2² = 201133021319 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 201133021323.

It is not an unprimeable number, because it can be changed into a prime (201133021343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2578628440 + ... + 2578628517.

It is an arithmetic number, because the mean of its divisors is an integer number (36100798706).

Almost surely, 2^201133021323 is an apocalyptic number.

201133021323 is a deficient number, since it is larger than the sum of its proper divisors (87673368325).

201133021323 is a wasteful number, since it uses less digits than its factorization.

201133021323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5157256973.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 201133021323 its reverse (323120331102), we get a palindrome (524253352425).

The spelling of 201133021323 in words is "two hundred one billion, one hundred thirty-three million, twenty-one thousand, three hundred twenty-three".