120203322012221 has 8 divisors (see below), whose sum is σ = 137378066633664. Its totient is φ = 103029287760000.

The previous prime is 120203322012217. The next prime is 120203322012253. The reversal of 120203322012221 is 122210223302021.

It is a happy number.

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

It is not a de Polignac number, because 120203322012221 - 2² = 120203322012217 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 (120203322012421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177229655 + ... + 177906596.

It is an arithmetic number, because the mean of its divisors is an integer number (17172258329208).

Almost surely, 2^{120203322012221} is an apocalyptic number.

It is an amenable number.

120203322012221 is a deficient number, since it is larger than the sum of its proper divisors (17174744621443).

120203322012221 is an equidigital number, since it uses as much as digits as its factorization.

120203322012221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355184611.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 120203322012221 its reverse (122210223302021), we get a palindrome (242413545314242).

The spelling of 120203322012221 in words is "one hundred twenty trillion, two hundred three billion, three hundred twenty-two million, twelve thousand, two hundred twenty-one".