420133443403 has 4 divisors (see below), whose sum is σ = 426404091880. Its totient is φ = 413862794928.

The previous prime is 420133443391. The next prime is 420133443407. The reversal of 420133443403 is 304344331024.

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

It is a cyclic number.

It is not a de Polignac number, because 420133443403 - 2⁹ = 420133442891 is a prime.

It is a super-2 number, since 2×420133443403² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420133443407) 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, 3135324138 + ... + 3135324271.

It is an arithmetic number, because the mean of its divisors is an integer number (106601022970).

Almost surely, 2^420133443403 is an apocalyptic number.

420133443403 is a deficient number, since it is larger than the sum of its proper divisors (6270648477).

420133443403 is an equidigital number, since it uses as much as digits as its factorization.

420133443403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6270648476.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 420133443403 its reverse (304344331024), we get a palindrome (724477774427).

The spelling of 420133443403 in words is "four hundred twenty billion, one hundred thirty-three million, four hundred forty-three thousand, four hundred three".