201031344223 has 4 divisors (see below), whose sum is σ = 201497774688. Its totient is φ = 200564913760.

The previous prime is 201031344203. The next prime is 201031344253. The reversal of 201031344223 is 322443130102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201031344223 - 2²⁵ = 200997789791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201031344203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233214586 + ... + 233215447.

It is an arithmetic number, because the mean of its divisors is an integer number (50374443672).

Almost surely, 2^201031344223 is an apocalyptic number.

201031344223 is a deficient number, since it is larger than the sum of its proper divisors (466430465).

201031344223 is an equidigital number, since it uses as much as digits as its factorization.

201031344223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466430464.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 201031344223 its reverse (322443130102), we get a palindrome (523474474325).

The spelling of 201031344223 in words is "two hundred one billion, thirty-one million, three hundred forty-four thousand, two hundred twenty-three".