420113343313 has 8 divisors (see below), whose sum is σ = 421781305320. Its totient is φ = 418446470400.

The previous prime is 420113343311. The next prime is 420113343337. The reversal of 420113343313 is 313343311024.

It can be written as a sum of positive squares in 4 ways, for example, as 3375958609 + 416737384704 = 58103^2 + 645552^2 .

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 420113343313 - 2¹ = 420113343311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420113343311) 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, 505143 + ... + 1046611.

It is an arithmetic number, because the mean of its divisors is an integer number (52722663165).

Almost surely, 2^420113343313 is an apocalyptic number.

It is an amenable number.

420113343313 is a deficient number, since it is larger than the sum of its proper divisors (1667962007).

420113343313 is a wasteful number, since it uses less digits than its factorization.

420113343313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544547.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 420113343313 its reverse (313343311024), we get a palindrome (733456654337).

The spelling of 420113343313 in words is "four hundred twenty billion, one hundred thirteen million, three hundred forty-three thousand, three hundred thirteen".