120021432411 has 4 divisors (see below), whose sum is σ = 160028576552. Its totient is φ = 80014288272.

The previous prime is 120021432397. The next prime is 120021432413. The reversal of 120021432411 is 114234120021.

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

It is not a de Polignac number, because 120021432411 - 2²⁹ = 119484561499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120021432413) 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 3 ways as a sum of consecutive naturals, for example, 20003572066 + ... + 20003572071.

It is an arithmetic number, because the mean of its divisors is an integer number (40007144138).

Almost surely, 2^120021432411 is an apocalyptic number.

120021432411 is a deficient number, since it is larger than the sum of its proper divisors (40007144141).

120021432411 is an equidigital number, since it uses as much as digits as its factorization.

120021432411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40007144140.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 120021432411 its reverse (114234120021), we get a palindrome (234255552432).

The spelling of 120021432411 in words is "one hundred twenty billion, twenty-one million, four hundred thirty-two thousand, four hundred eleven".