11202102000020 has 12 divisors (see below), whose sum is σ = 23524414200084. Its totient is φ = 4480840800000.

The previous prime is 11202102000017. The next prime is 11202102000031. The reversal of 11202102000020 is 2000020120211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3031457067664 + 8170644932356 = 1741108^2 + 2858434^2 .

It is a super-3 number, since 3×11202102000020³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11202101999965 and 11202102000010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 280052549981 + ... + 280052550020.

It is an arithmetic number, because the mean of its divisors is an integer number (1960367850007).

Almost surely, 2^{11202102000020} is an apocalyptic number.

11202102000020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11202102000020 is an abundant number, since it is smaller than the sum of its proper divisors (12322312200064).

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

11202102000020 is a wasteful number, since it uses less digits than its factorization.

11202102000020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560105100010 (or 560105100008 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 11202102000020 its reverse (2000020120211), we get a palindrome (13202122120231).

The spelling of 11202102000020 in words is "eleven trillion, two hundred two billion, one hundred two million, twenty", and thus it is an aban number.