120220644103 has 8 divisors (see below), whose sum is σ = 137397248672. Its totient is φ = 103044596256.

The previous prime is 120220644097. The next prime is 120220644143. The reversal of 120220644103 is 301446022021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-120220644103 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 (120220644143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 553201 + ... + 739237.

It is an arithmetic number, because the mean of its divisors is an integer number (17174656084).

Almost surely, 2^120220644103 is an apocalyptic number.

120220644103 is a deficient number, since it is larger than the sum of its proper divisors (17176604569).

120220644103 is an equidigital number, since it uses as much as digits as its factorization.

120220644103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278361.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 120220644103 its reverse (301446022021), we get a palindrome (421666666124).

The spelling of 120220644103 in words is "one hundred twenty billion, two hundred twenty million, six hundred forty-four thousand, one hundred three".