120221321301212 has 24 divisors (see below), whose sum is σ = 214358008916016. Its totient is φ = 58976187798528.

The previous prime is 120221321301209. The next prime is 120221321301259. The reversal of 120221321301212 is 212103123122021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42004028 + ... + 44774780.

It is an arithmetic number, because the mean of its divisors is an integer number (8931583704834).

Almost surely, 2^{120221321301212} is an apocalyptic number.

It is an amenable number.

120221321301212 is a deficient number, since it is larger than the sum of its proper divisors (94136687614804).

120221321301212 is a wasteful number, since it uses less digits than its factorization.

120221321301212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2975477 (or 2975475 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 120221321301212 its reverse (212103123122021), we get a palindrome (332324444423233).

The spelling of 120221321301212 in words is "one hundred twenty trillion, two hundred twenty-one billion, three hundred twenty-one million, three hundred one thousand, two hundred twelve".