120202020122011 has 4 divisors (see below), whose sum is σ = 120700783691224. Its totient is φ = 119703256552800.

The previous prime is 120202020121969. The next prime is 120202020122059. The reversal of 120202020122011 is 110221020202021.

It is a happy number.

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 120202020122011 - 2¹⁵ = 120202020089243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120202020162011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249381784245 + ... + 249381784726.

It is an arithmetic number, because the mean of its divisors is an integer number (30175195922806).

Almost surely, 2^{120202020122011} is an apocalyptic number.

120202020122011 is a deficient number, since it is larger than the sum of its proper divisors (498763569213).

120202020122011 is an equidigital number, since it uses as much as digits as its factorization.

120202020122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498763569212.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120202020122011 its reverse (110221020202021), we get a palindrome (230423040324032).

The spelling of 120202020122011 in words is "one hundred twenty trillion, two hundred two billion, twenty million, one hundred twenty-two thousand, eleven".