120221345411 has 4 divisors (see below), whose sum is σ = 120251947800. Its totient is φ = 120190743024.

The previous prime is 120221345371. The next prime is 120221345423. The reversal of 120221345411 is 114543122021.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120221345411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120221345311) 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, 15295301 + ... + 15303158.

It is an arithmetic number, because the mean of its divisors is an integer number (30062986950).

Almost surely, 2^120221345411 is an apocalyptic number.

120221345411 is a deficient number, since it is larger than the sum of its proper divisors (30602389).

120221345411 is an equidigital number, since it uses as much as digits as its factorization.

120221345411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30602388.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 120221345411 its reverse (114543122021), we get a palindrome (234764467432).

The spelling of 120221345411 in words is "one hundred twenty billion, two hundred twenty-one million, three hundred forty-five thousand, four hundred eleven".