120133231543 has 16 divisors (see below), whose sum is σ = 138718500480. Its totient is φ = 103047998976.

The previous prime is 120133231529. The next prime is 120133231549. The reversal of 120133231543 is 345132331021.

It is not a de Polignac number, because 120133231543 - 2⁵ = 120133231511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120133231549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3422980 + ... + 3457897.

It is an arithmetic number, because the mean of its divisors is an integer number (8669906280).

Almost surely, 2^120133231543 is an apocalyptic number.

120133231543 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

120133231543 is a deficient number, since it is larger than the sum of its proper divisors (18585268937).

120133231543 is a wasteful number, since it uses less digits than its factorization.

120133231543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6880986.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 120133231543 its reverse (345132331021), we get a palindrome (465265562564).

The spelling of 120133231543 in words is "one hundred twenty billion, one hundred thirty-three million, two hundred thirty-one thousand, five hundred forty-three".