403243311101 has 4 divisors (see below), whose sum is σ = 406811836092. Its totient is φ = 399674786112.

The previous prime is 403243311083. The next prime is 403243311113. The reversal of 403243311101 is 101113342304.

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

It can be written as a sum of positive squares in 2 ways, for example, as 91766584900 + 311476726201 = 302930^2 + 558101^2 .

It is a cyclic number.

It is not a de Polignac number, because 403243311101 - 2¹⁴ = 403243294717 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 (403243311181) 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, 1784262326 + ... + 1784262551.

It is an arithmetic number, because the mean of its divisors is an integer number (101702959023).

Almost surely, 2^403243311101 is an apocalyptic number.

It is an amenable number.

403243311101 is a deficient number, since it is larger than the sum of its proper divisors (3568524991).

403243311101 is a wasteful number, since it uses less digits than its factorization.

403243311101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3568524990.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 403243311101 its reverse (101113342304), we get a palindrome (504356653405).

The spelling of 403243311101 in words is "four hundred three billion, two hundred forty-three million, three hundred eleven thousand, one hundred one".