201202303123 has 8 divisors (see below), whose sum is σ = 202025616192. Its totient is φ = 200379303936.

The previous prime is 201202303097. The next prime is 201202303171. The reversal of 201202303123 is 321303202102.

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

It is a cyclic number.

It is not a de Polignac number, because 201202303123 - 2⁵ = 201202303091 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 201202303123.

It is not an unprimeable number, because it can be changed into a prime (201202303723) 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, 1252161 + ... + 1403677.

It is an arithmetic number, because the mean of its divisors is an integer number (25253202024).

Almost surely, 2^201202303123 is an apocalyptic number.

201202303123 is a deficient number, since it is larger than the sum of its proper divisors (823313069).

201202303123 is a wasteful number, since it uses less digits than its factorization.

201202303123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156941.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 201202303123 its reverse (321303202102), we get a palindrome (522505505225).

The spelling of 201202303123 in words is "two hundred one billion, two hundred two million, three hundred three thousand, one hundred twenty-three".