120202020020011 has 16 divisors (see below), whose sum is σ = 123616460669184. Its totient is φ = 116830075389664.

The previous prime is 120202020019997. The next prime is 120202020020053. The reversal of 120202020020011 is 110020020202021.

It is a happy number.

It is not a de Polignac number, because 120202020020011 - 2¹⁷ = 120202019888939 is a prime.

It is a super-2 number, since 2×120202020020011² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120202020019973 and 120202020020000.

It is not an unprimeable number, because it can be changed into a prime (120202020000011) 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, 510062370 + ... + 510297976.

It is an arithmetic number, because the mean of its divisors is an integer number (7726028791824).

Almost surely, 2^{120202020020011} is an apocalyptic number.

120202020020011 is a deficient number, since it is larger than the sum of its proper divisors (3414440649173).

120202020020011 is a wasteful number, since it uses less digits than its factorization.

120202020020011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325730.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 120202020020011 its reverse (110020020202021), we get a palindrome (230222040222032).

The spelling of 120202020020011 in words is "one hundred twenty trillion, two hundred two billion, twenty million, twenty thousand, eleven".