11042412231 has 8 divisors (see below), whose sum is σ = 14726229120. Its totient is φ = 7360101752.

The previous prime is 11042412193. The next prime is 11042412239. The reversal of 11042412231 is 13221424011.

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 11042412231 - 2⁶ = 11042412167 is a prime.

It is a super-2 number, since 2×11042412231² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11042412198 and 11042412207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042412239) 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, 359385 + ... + 388898.

It is an arithmetic number, because the mean of its divisors is an integer number (1840778640).

Almost surely, 2^11042412231 is an apocalyptic number.

11042412231 is a deficient number, since it is larger than the sum of its proper divisors (3683816889).

11042412231 is an equidigital number, since it uses as much as digits as its factorization.

11042412231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753205.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11042412231 its reverse (13221424011), we get a palindrome (24263836242).

The spelling of 11042412231 in words is "eleven billion, forty-two million, four hundred twelve thousand, two hundred thirty-one".