11213112031311 has 32 divisors (see below), whose sum is σ = 15789602949120. Its totient is φ = 7063887831264.

The previous prime is 11213112031283. The next prime is 11213112031321. The reversal of 11213112031311 is 11313021131211.

It is not a de Polignac number, because 11213112031311 - 2³⁷ = 11075673077839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11213112031321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160475700 + ... + 160545558.

It is an arithmetic number, because the mean of its divisors is an integer number (493425092160).

Almost surely, 2^{11213112031311} is an apocalyptic number.

11213112031311 is a deficient number, since it is larger than the sum of its proper divisors (4576490917809).

11213112031311 is a wasteful number, since it uses less digits than its factorization.

11213112031311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97995.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 11213112031311 its reverse (11313021131211), we get a palindrome (22526133162522).

The spelling of 11213112031311 in words is "eleven trillion, two hundred thirteen billion, one hundred twelve million, thirty-one thousand, three hundred eleven".