120221321130311 has 4 divisors (see below), whose sum is σ = 120221348906400. Its totient is φ = 120221293354224.

The previous prime is 120221321130269. The next prime is 120221321130349. The reversal of 120221321130311 is 113031123122021.

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 120221321130311 - 2¹⁸ = 120221320868167 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 (120221321130511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5841791 + ... + 16570128.

It is an arithmetic number, because the mean of its divisors is an integer number (30055337226600).

Almost surely, 2^{120221321130311} is an apocalyptic number.

120221321130311 is a deficient number, since it is larger than the sum of its proper divisors (27776089).

120221321130311 is an equidigital number, since it uses as much as digits as its factorization.

120221321130311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27776088.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 120221321130311 its reverse (113031123122021), we get a palindrome (233252444252332).

The spelling of 120221321130311 in words is "one hundred twenty trillion, two hundred twenty-one billion, three hundred twenty-one million, one hundred thirty thousand, three hundred eleven".