120201221103 has 4 divisors (see below), whose sum is σ = 160268294808. Its totient is φ = 80134147400.

The previous prime is 120201221099. The next prime is 120201221111. The reversal of 120201221103 is 301122102021.

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 120201221103 - 2² = 120201221099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120201221113) 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, 20033536848 + ... + 20033536853.

It is an arithmetic number, because the mean of its divisors is an integer number (40067073702).

Almost surely, 2^120201221103 is an apocalyptic number.

120201221103 is a deficient number, since it is larger than the sum of its proper divisors (40067073705).

120201221103 is an equidigital number, since it uses as much as digits as its factorization.

120201221103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40067073704.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 120201221103 its reverse (301122102021), we get a palindrome (421323323124).

The spelling of 120201221103 in words is "one hundred twenty billion, two hundred one million, two hundred twenty-one thousand, one hundred three".