314230020421 has 4 divisors (see below), whose sum is σ = 317341208844. Its totient is φ = 311118832000.

The previous prime is 314230020367. The next prime is 314230020437. The reversal of 314230020421 is 124020032413.

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 199335460900 + 114894559521 = 446470^2 + 338961^2 .

It is a cyclic number.

It is not a de Polignac number, because 314230020421 - 2¹⁷ = 314229889349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 314230020392 and 314230020401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314230020491) 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, 1555594060 + ... + 1555594261.

It is an arithmetic number, because the mean of its divisors is an integer number (79335302211).

Almost surely, 2^314230020421 is an apocalyptic number.

It is an amenable number.

314230020421 is a deficient number, since it is larger than the sum of its proper divisors (3111188423).

314230020421 is a wasteful number, since it uses less digits than its factorization.

314230020421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111188422.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 314230020421 its reverse (124020032413), we get a palindrome (438250052834).

The spelling of 314230020421 in words is "three hundred fourteen billion, two hundred thirty million, twenty thousand, four hundred twenty-one".