120535043311 has 4 divisors (see below), whose sum is σ = 125775697392. Its totient is φ = 115294389232.

The previous prime is 120535043309. The next prime is 120535043389. The reversal of 120535043311 is 113340535021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120535043311 - 2¹ = 120535043309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120535043311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120535043411) 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 3 ways as a sum of consecutive naturals, for example, 2620327006 + ... + 2620327051.

It is an arithmetic number, because the mean of its divisors is an integer number (31443924348).

Almost surely, 2^120535043311 is an apocalyptic number.

120535043311 is a deficient number, since it is larger than the sum of its proper divisors (5240654081).

120535043311 is an equidigital number, since it uses as much as digits as its factorization.

120535043311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5240654080.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 120535043311 its reverse (113340535021), we get a palindrome (233875578332).

The spelling of 120535043311 in words is "one hundred twenty billion, five hundred thirty-five million, forty-three thousand, three hundred eleven".