120220322121 has 32 divisors (see below), whose sum is σ = 192256416000. Its totient is φ = 74018697984.

The previous prime is 120220322107. The next prime is 120220322129. The reversal of 120220322121 is 121223022021.

120220322121 is a `hidden beast` number, since 1 + 2 + 0 + 220 + 322 + 121 = 666.

It is not a de Polignac number, because 120220322121 - 2¹⁸ = 120220059977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 120220322094 and 120220322103.

It is not an unprimeable number, because it can be changed into a prime (120220322129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3319776 + ... + 3355793.

It is an arithmetic number, because the mean of its divisors is an integer number (6008013000).

Almost surely, 2^120220322121 is an apocalyptic number.

It is an amenable number.

120220322121 is a deficient number, since it is larger than the sum of its proper divisors (72036093879).

120220322121 is a wasteful number, since it uses less digits than its factorization.

120220322121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6675630 (or 6675624 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 120220322121 its reverse (121223022021), we get a palindrome (241443344142).

The spelling of 120220322121 in words is "one hundred twenty billion, two hundred twenty million, three hundred twenty-two thousand, one hundred twenty-one".