11120002201021 has 6 divisors (see below), whose sum is σ = 12935512764510. Its totient is φ = 9531430457976.

The previous prime is 11120002201019. The next prime is 11120002201097. The reversal of 11120002201021 is 12010220002111.

It can be written as a sum of positive squares in only one way, i.e., 6614083229796 + 4505918971225 = 2571786^2 + 2122715^2 .

It is not a de Polignac number, because 11120002201021 - 2¹ = 11120002201019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11120002200992 and 11120002201010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120002205021) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 113469410166 + ... + 113469410263.

It is an arithmetic number, because the mean of its divisors is an integer number (2155918794085).

Almost surely, 2^{11120002201021} is an apocalyptic number.

It is an amenable number.

11120002201021 is a deficient number, since it is larger than the sum of its proper divisors (1815510563489).

11120002201021 is an equidigital number, since it uses as much as digits as its factorization.

11120002201021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226938820443 (or 226938820436 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11120002201021 its reverse (12010220002111), we get a palindrome (23130222203132).

The spelling of 11120002201021 in words is "eleven trillion, one hundred twenty billion, two million, two hundred one thousand, twenty-one".