423503321023133 has 48 divisors (see below), whose sum is σ = 487150864408320. Its totient is φ = 365797133108352.

The previous prime is 423503321023121. The next prime is 423503321023147. The reversal of 423503321023133 is 331320123305324.

It is a happy number.

It is not a de Polignac number, because 423503321023133 - 2⁴ = 423503321023117 is a prime.

It is a super-2 number, since 2×423503321023133² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 423503321023093 and 423503321023102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423503321023103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 672950663 + ... + 673579691.

It is an arithmetic number, because the mean of its divisors is an integer number (10148976341840).

Almost surely, 2^{423503321023133} is an apocalyptic number.

It is an amenable number.

423503321023133 is a deficient number, since it is larger than the sum of its proper divisors (63647543385187).

423503321023133 is a wasteful number, since it uses less digits than its factorization.

423503321023133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631218 (or 631195 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 35.

Adding to 423503321023133 its reverse (331320123305324), we get a palindrome (754823444328457).

The spelling of 423503321023133 in words is "four hundred twenty-three trillion, five hundred three billion, three hundred twenty-one million, twenty-three thousand, one hundred thirty-three".