120020201021011 has 4 divisors (see below), whose sum is σ = 120825705726000. Its totient is φ = 119214696316024.

The previous prime is 120020201020987. The next prime is 120020201021051. The reversal of 120020201021011 is 110120102020021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120020201021011 - 2²⁵ = 120020167466579 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120020201020982 and 120020201021000.

It is not an unprimeable number, because it can be changed into a prime (120020201021051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402752352271 + ... + 402752352568.

It is an arithmetic number, because the mean of its divisors is an integer number (30206426431500).

Almost surely, 2^{120020201021011} is an apocalyptic number.

120020201021011 is a deficient number, since it is larger than the sum of its proper divisors (805504704989).

120020201021011 is an equidigital number, since it uses as much as digits as its factorization.

120020201021011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805504704988.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 120020201021011 its reverse (110120102020021), we get a palindrome (230140303041032).

The spelling of 120020201021011 in words is "one hundred twenty trillion, twenty billion, two hundred one million, twenty-one thousand, eleven".