1142224413231 has 8 divisors (see below), whose sum is σ = 1661417328384. Its totient is φ = 692257220120.

The previous prime is 1142224413229. The next prime is 1142224413269. The reversal of 1142224413231 is 1323144222411.

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 1142224413231 - 2¹ = 1142224413229 is a prime.

It is a super-2 number, since 2×1142224413231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142224413331) 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, 17306430471 + ... + 17306430536.

It is an arithmetic number, because the mean of its divisors is an integer number (207677166048).

Almost surely, 2^{1142224413231} is an apocalyptic number.

1142224413231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1142224413231 is a deficient number, since it is larger than the sum of its proper divisors (519192915153).

1142224413231 is a wasteful number, since it uses less digits than its factorization.

1142224413231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34612861021.

The product of its digits is 9216, while the sum is 30.

Adding to 1142224413231 its reverse (1323144222411), we get a palindrome (2465368635642).

The spelling of 1142224413231 in words is "one trillion, one hundred forty-two billion, two hundred twenty-four million, four hundred thirteen thousand, two hundred thirty-one".