11131123230213 has 64 divisors (see below), whose sum is σ = 17430948444672. Its totient is φ = 6185701969920.

The previous prime is 11131123230211. The next prime is 11131123230217. The reversal of 11131123230213 is 31203232113111.

It is not a de Polignac number, because 11131123230213 - 2¹ = 11131123230211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11131123230211) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 344632681 + ... + 344664977.

It is an arithmetic number, because the mean of its divisors is an integer number (272358569448).

Almost surely, 2^{11131123230213} is an apocalyptic number.

It is an amenable number.

11131123230213 is a deficient number, since it is larger than the sum of its proper divisors (6299825214459).

11131123230213 is a wasteful number, since it uses less digits than its factorization.

11131123230213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33614.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 11131123230213 its reverse (31203232113111), we get a palindrome (42334355343324).

The spelling of 11131123230213 in words is "eleven trillion, one hundred thirty-one billion, one hundred twenty-three million, two hundred thirty thousand, two hundred thirteen".