120321221033 has 16 divisors (see below), whose sum is σ = 132612095616. Its totient is φ = 108464832000.

The previous prime is 120321221029. The next prime is 120321221057. The reversal of 120321221033 is 330122123021.

It is a cyclic number.

It is not a de Polignac number, because 120321221033 - 2² = 120321221029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120321220996 and 120321221014.

It is not an unprimeable number, because it can be changed into a prime (120321221063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4283033 + ... + 4311033.

It is an arithmetic number, because the mean of its divisors is an integer number (8288255976).

Almost surely, 2^120321221033 is an apocalyptic number.

120321221033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

120321221033 is a deficient number, since it is larger than the sum of its proper divisors (12290874583).

120321221033 is a wasteful number, since it uses less digits than its factorization.

120321221033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35744.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 120321221033 its reverse (330122123021), we get a palindrome (450443344054).

The spelling of 120321221033 in words is "one hundred twenty billion, three hundred twenty-one million, two hundred twenty-one thousand, thirty-three".