11130331031213 has 8 divisors (see below), whose sum is σ = 11230313144568. Its totient is φ = 11030374946304.

The previous prime is 11130331031189. The next prime is 11130331031233. The reversal of 11130331031213 is 31213013303111.

It can be written as a sum of positive squares in 4 ways, for example, as 3950005201444 + 7180325829769 = 1987462^2 + 2679613^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11130331031213 - 2⁸ = 11130331030957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130331031233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5647520 + ... + 7359017.

It is an arithmetic number, because the mean of its divisors is an integer number (1403789143071).

Almost surely, 2^{11130331031213} is an apocalyptic number.

It is an amenable number.

11130331031213 is a deficient number, since it is larger than the sum of its proper divisors (99982113355).

11130331031213 is a wasteful number, since it uses less digits than its factorization.

11130331031213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13014223.

The product of its (nonzero) digits is 486, while the sum is 23.

Adding to 11130331031213 its reverse (31213013303111), we get a palindrome (42343344334324).

The spelling of 11130331031213 in words is "eleven trillion, one hundred thirty billion, three hundred thirty-one million, thirty-one thousand, two hundred thirteen".