423343402120135 has 32 divisors (see below), whose sum is σ = 581925991824000. Its totient is φ = 289622347284480.

The previous prime is 423343402120109. The next prime is 423343402120153. The reversal of 423343402120135 is 531021204343324.

It is not a de Polignac number, because 423343402120135 - 2⁵ = 423343402120103 is a prime.

It is a super-2 number, since 2×423343402120135² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 423343402120094 and 423343402120103.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 191709495 + ... + 193905175.

It is an arithmetic number, because the mean of its divisors is an integer number (18185187244500).

Almost surely, 2^{423343402120135} is an apocalyptic number.

423343402120135 is a deficient number, since it is larger than the sum of its proper divisors (158582589703865).

423343402120135 is a wasteful number, since it uses less digits than its factorization.

423343402120135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2208411.

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 423343402120135 its reverse (531021204343324), we get a palindrome (954364606463459).

The spelling of 423343402120135 in words is "four hundred twenty-three trillion, three hundred forty-three billion, four hundred two million, one hundred twenty thousand, one hundred thirty-five".