120020121201 has 16 divisors (see below), whose sum is σ = 165996115200. Its totient is φ = 77043808128.

The previous prime is 120020121157. The next prime is 120020121211. The reversal of 120020121201 is 102121020021.

It is not a de Polignac number, because 120020121201 - 2¹⁴ = 120020104817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120020121211) 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, 1847556 + ... + 1911413.

It is an arithmetic number, because the mean of its divisors is an integer number (10374757200).

Almost surely, 2^120020121201 is an apocalyptic number.

It is an amenable number.

120020121201 is a deficient number, since it is larger than the sum of its proper divisors (45975993999).

120020121201 is a wasteful number, since it uses less digits than its factorization.

120020121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3759368.

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

Adding to 120020121201 its reverse (102121020021), we get a palindrome (222141141222).

The spelling of 120020121201 in words is "one hundred twenty billion, twenty million, one hundred twenty-one thousand, two hundred one".