120001321213211 has 16 divisors (see below), whose sum is σ = 127151579520000. Its totient is φ = 113080137604896.

The previous prime is 120001321213183. The next prime is 120001321213247. The reversal of 120001321213211 is 112312123100021.

It is not a de Polignac number, because 120001321213211 - 2³⁰ = 120000247471387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120001321213261) 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, 252047051 + ... + 252522708.

It is an arithmetic number, because the mean of its divisors is an integer number (7946973720000).

Almost surely, 2^{120001321213211} is an apocalyptic number.

120001321213211 is a deficient number, since it is larger than the sum of its proper divisors (7150258306789).

120001321213211 is a wasteful number, since it uses less digits than its factorization.

120001321213211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504569986.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 120001321213211 its reverse (112312123100021), we get a palindrome (232313444313232).

The spelling of 120001321213211 in words is "one hundred twenty trillion, one billion, three hundred twenty-one million, two hundred thirteen thousand, two hundred eleven".