201023343 has 8 divisors (see below), whose sum is σ = 297812400. Its totient is φ = 134015544.

The previous prime is 201023297. The next prime is 201023353. The reversal of 201023343 is 343320102.

It is not a de Polignac number, because 201023343 - 2⁶ = 201023279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201023353) 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, 3722628 + ... + 3722681.

It is an arithmetic number, because the mean of its divisors is an integer number (37226550).

Almost surely, 2^201023343 is an apocalyptic number.

201023343 is a deficient number, since it is larger than the sum of its proper divisors (96789057).

201023343 is an equidigital number, since it uses as much as digits as its factorization.

201023343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7445318 (or 7445312 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 201023343 is about 14178.2700989930. The cubic root of 201023343 is about 585.7992756446.

Adding to 201023343 its reverse (343320102), we get a palindrome (544343445).

The spelling of 201023343 in words is "two hundred one million, twenty-three thousand, three hundred forty-three".