11301032021213 has 20 divisors (see below), whose sum is σ = 12435184249500. Its totient is φ = 10270255385280.

The previous prime is 11301032021131. The next prime is 11301032021219. The reversal of 11301032021213 is 31212023010311.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4047608825689 + 7253423195524 = 2011867^2 + 2693218^2 .

It is not a de Polignac number, because 11301032021213 - 2¹⁰ = 11301032020189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11301032021219) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 44513831 + ... + 44766987.

It is an arithmetic number, because the mean of its divisors is an integer number (621759212475).

Almost surely, 2^{11301032021213} is an apocalyptic number.

It is an amenable number.

11301032021213 is a deficient number, since it is larger than the sum of its proper divisors (1134152228287).

11301032021213 is an frugal number, since it uses more digits than its factorization.

11301032021213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256250 (or 256217 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11301032021213 its reverse (31212023010311), we get a palindrome (42513055031524).

The spelling of 11301032021213 in words is "eleven trillion, three hundred one billion, thirty-two million, twenty-one thousand, two hundred thirteen".