11042420344231 has 8 divisors (see below), whose sum is σ = 11155204168704. Its totient is φ = 10929813994680.

The previous prime is 11042420344199. The next prime is 11042420344243. The reversal of 11042420344231 is 13244302424011.

It is a happy number.

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 11042420344231 - 2⁵ = 11042420344199 is a prime.

It is a super-2 number, since 2×11042420344231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11042420344193 and 11042420344202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042420314231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44243655 + ... + 44492536.

It is an arithmetic number, because the mean of its divisors is an integer number (1394400521088).

Almost surely, 2^{11042420344231} is an apocalyptic number.

11042420344231 is a deficient number, since it is larger than the sum of its proper divisors (112783824473).

11042420344231 is a wasteful number, since it uses less digits than its factorization.

11042420344231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88737461.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 11042420344231 its reverse (13244302424011), we get a palindrome (24286722768242).

The spelling of 11042420344231 in words is "eleven trillion, forty-two billion, four hundred twenty million, three hundred forty-four thousand, two hundred thirty-one".