11213042411231 has 16 divisors (see below), whose sum is σ = 11747371425984. Its totient is φ = 10682693708544.

The previous prime is 11213042411189. The next prime is 11213042411251. The reversal of 11213042411231 is 13211424031211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11213042411231 - 2¹⁴ = 11213042394847 is a prime.

It is a super-2 number, since 2×11213042411231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11213042411231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11213042411251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5274731 + ... + 7088643.

It is an arithmetic number, because the mean of its divisors is an integer number (734210714124).

Almost surely, 2^{11213042411231} is an apocalyptic number.

11213042411231 is a deficient number, since it is larger than the sum of its proper divisors (534329014753).

11213042411231 is a wasteful number, since it uses less digits than its factorization.

11213042411231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1815010.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 11213042411231 its reverse (13211424031211), we get a palindrome (24424466442442).

The spelling of 11213042411231 in words is "eleven trillion, two hundred thirteen billion, forty-two million, four hundred eleven thousand, two hundred thirty-one".