321303050053 has 4 divisors (see below), whose sum is σ = 321548883840. Its totient is φ = 321057216268.

The previous prime is 321303050023. The next prime is 321303050059. The reversal of 321303050053 is 350050303123.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 350050303123 = 223 ⋅1569732301.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321303050053 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 (321303050059) 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, 122914933 + ... + 122917546.

It is an arithmetic number, because the mean of its divisors is an integer number (80387220960).

Almost surely, 2^321303050053 is an apocalyptic number.

It is an amenable number.

321303050053 is a deficient number, since it is larger than the sum of its proper divisors (245833787).

321303050053 is a wasteful number, since it uses less digits than its factorization.

321303050053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245833786.

The product of its (nonzero) digits is 4050, while the sum is 25.

Adding to 321303050053 its reverse (350050303123), we get a palindrome (671353353176).

The spelling of 321303050053 in words is "three hundred twenty-one billion, three hundred three million, fifty thousand, fifty-three".