120020101221 has 8 divisors (see below), whose sum is σ = 161194881024. Its totient is φ = 79429361120.

The previous prime is 120020101217. The next prime is 120020101241. The reversal of 120020101221 is 122101020021.

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

It is a cyclic number.

It is not a de Polignac number, because 120020101221 - 2² = 120020101217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120020101197 and 120020101206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120020101211) 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 7 ways as a sum of consecutive naturals, for example, 146009445 + ... + 146010266.

It is an arithmetic number, because the mean of its divisors is an integer number (20149360128).

Almost surely, 2^120020101221 is an apocalyptic number.

It is an amenable number.

120020101221 is a deficient number, since it is larger than the sum of its proper divisors (41174779803).

120020101221 is a wasteful number, since it uses less digits than its factorization.

120020101221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292019851.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120020101221 its reverse (122101020021), we get a palindrome (242121121242).

The spelling of 120020101221 in words is "one hundred twenty billion, twenty million, one hundred one thousand, two hundred twenty-one".