11020131320202 has 24 divisors (see below), whose sum is σ = 24051235514436. Its totient is φ = 3646564134336.

The previous prime is 11020131320201. The next prime is 11020131320213. The reversal of 11020131320202 is 20202313102011.

11020131320202 is a `hidden beast` number, since 1 + 10 + 2 + 0 + 131 + 320 + 202 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9902985903801 + 1117145416401 = 3146901^2 + 1056951^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11020131320201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2234411833 + ... + 2234416764.

Almost surely, 2^{11020131320202} is an apocalyptic number.

11020131320202 is an abundant number, since it is smaller than the sum of its proper divisors (13031104194234).

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

11020131320202 is a wasteful number, since it uses less digits than its factorization.

11020131320202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4468828742 (or 4468828739 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11020131320202 its reverse (20202313102011), we get a palindrome (31222444422213).

The spelling of 11020131320202 in words is "eleven trillion, twenty billion, one hundred thirty-one million, three hundred twenty thousand, two hundred two".