120232430535531 has 8 divisors (see below), whose sum is σ = 160319741806224. Its totient is φ = 80150036477600.

The previous prime is 120232430535517. The next prime is 120232430535551. The reversal of 120232430535531 is 135535034232021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120232430535531 - 2⁵ = 120232430535499 is a prime.

It is a super-2 number, since 2×120232430535531² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120232430535531.

It is not an unprimeable number, because it can be changed into a prime (120232430535551) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1229246136 + ... + 1229343941.

It is an arithmetic number, because the mean of its divisors is an integer number (20039967725778).

Almost surely, 2^{120232430535531} is an apocalyptic number.

120232430535531 is a deficient number, since it is larger than the sum of its proper divisors (40087311270693).

120232430535531 is a wasteful number, since it uses less digits than its factorization.

120232430535531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2458606381.

The product of its (nonzero) digits is 324000, while the sum is 39.

Adding to 120232430535531 its reverse (135535034232021), we get a palindrome (255767464767552).

The spelling of 120232430535531 in words is "one hundred twenty trillion, two hundred thirty-two billion, four hundred thirty million, five hundred thirty-five thousand, five hundred thirty-one".