11202010020 has 60 divisors (see below), whose sum is σ = 35141125404. Its totient is φ = 2987202240.

The previous prime is 11202009977. The next prime is 11202010051. The reversal of 11202010020 is 2001020211.

11202010020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3192476004 + 8009534016 = 56502^2 + 89496^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11202009984 and 11202010011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3455791 + ... + 3459030.

Almost surely, 2^11202010020 is an apocalyptic number.

11202010020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11202010020 is an abundant number, since it is smaller than the sum of its proper divisors (23939115384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11202010020 is a wasteful number, since it uses less digits than its factorization.

11202010020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6914842 (or 6914831 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 11202010020 its reverse (2001020211), we get a palindrome (13203030231).

The spelling of 11202010020 in words is "eleven billion, two hundred two million, ten thousand, twenty".