123232023535 has 16 divisors (see below), whose sum is σ = 150423058080. Its totient is φ = 96890048640.

The previous prime is 123232023521. The next prime is 123232023557. The reversal of 123232023535 is 535320232321.

It is a happy number.

It is not a de Polignac number, because 123232023535 - 2¹⁵ = 123231990767 is a prime.

It is a super-2 number, since 2×123232023535² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123232023497 and 123232023506.

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 15 ways as a sum of consecutive naturals, for example, 1156405 + ... + 1258465.

It is an arithmetic number, because the mean of its divisors is an integer number (9401441130).

Almost surely, 2^123232023535 is an apocalyptic number.

123232023535 is a deficient number, since it is larger than the sum of its proper divisors (27191034545).

123232023535 is a wasteful number, since it uses less digits than its factorization.

123232023535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106218.

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 123232023535 its reverse (535320232321), we get a palindrome (658552255856).

The spelling of 123232023535 in words is "one hundred twenty-three billion, two hundred thirty-two million, twenty-three thousand, five hundred thirty-five".