11202021210020 has 48 divisors (see below), whose sum is σ = 23946278323968. Its totient is φ = 4400901025920.

The previous prime is 11202021210007. The next prime is 11202021210043. The reversal of 11202021210020 is 2001212020211.

11202021210020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11202021209977 and 11202021210004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14624159 + ... + 15371078.

It is an arithmetic number, because the mean of its divisors is an integer number (498880798416).

Almost surely, 2^{11202021210020} is an apocalyptic number.

11202021210020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11202021210020 is an abundant number, since it is smaller than the sum of its proper divisors (12744257113948).

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

11202021210020 is a wasteful number, since it uses less digits than its factorization.

11202021210020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29995580 (or 29995578 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11202021210020 its reverse (2001212020211), we get a palindrome (13203233230231).

The spelling of 11202021210020 in words is "eleven trillion, two hundred two billion, twenty-one million, two hundred ten thousand, twenty".