120412433211323 has 128 divisors (see below), whose sum is σ = 142098997248000. Its totient is φ = 100958140800000.

The previous prime is 120412433211229. The next prime is 120412433211349. The reversal of 120412433211323 is 323112334214021.

It is not a de Polignac number, because 120412433211323 - 2¹⁶ = 120412433145787 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 120412433211323.

It is not an unprimeable number, because it can be changed into a prime (120412433211373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 81304815743 + ... + 81304817223.

It is an arithmetic number, because the mean of its divisors is an integer number (1110148416000).

Almost surely, 2^{120412433211323} is an apocalyptic number.

120412433211323 is a deficient number, since it is larger than the sum of its proper divisors (21686564036677).

120412433211323 is a wasteful number, since it uses less digits than its factorization.

120412433211323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2145.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 120412433211323 its reverse (323112334214021), we get a palindrome (443524767425344).

The spelling of 120412433211323 in words is "one hundred twenty trillion, four hundred twelve billion, four hundred thirty-three million, two hundred eleven thousand, three hundred twenty-three".