420020014133 has 4 divisors (see below), whose sum is σ = 420185183808. Its totient is φ = 419854844460.

The previous prime is 420020014049. The next prime is 420020014147. The reversal of 420020014133 is 331410020024.

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.

It is a cyclic number.

It is not a de Polignac number, because 420020014133 - 2¹⁰ = 420020013109 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 (420020014433) 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, 82581023 + ... + 82586108.

It is an arithmetic number, because the mean of its divisors is an integer number (105046295952).

Almost surely, 2^420020014133 is an apocalyptic number.

It is an amenable number.

420020014133 is a deficient number, since it is larger than the sum of its proper divisors (165169675).

420020014133 is a wasteful number, since it uses less digits than its factorization.

420020014133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165169674.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 420020014133 its reverse (331410020024), we get a palindrome (751430034157).

The spelling of 420020014133 in words is "four hundred twenty billion, twenty million, fourteen thousand, one hundred thirty-three".