1142223342131 has 4 divisors (see below), whose sum is σ = 1142237639664. Its totient is φ = 1142209044600.

The previous prime is 1142223342083. The next prime is 1142223342149. The reversal of 1142223342131 is 1312433222411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1142223342131 - 2⁶ = 1142223342067 is a prime.

It is a super-2 number, since 2×1142223342131² (a number of 25 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 = 1142223342094 and 1142223342103.

It is not an unprimeable number, because it can be changed into a prime (1142223342191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7028255 + ... + 7188936.

It is an arithmetic number, because the mean of its divisors is an integer number (285559409916).

Almost surely, 2^{1142223342131} is an apocalyptic number.

1142223342131 is a deficient number, since it is larger than the sum of its proper divisors (14297533).

1142223342131 is an equidigital number, since it uses as much as digits as its factorization.

1142223342131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14297532.

The product of its digits is 6912, while the sum is 29.

Adding to 1142223342131 its reverse (1312433222411), we get a palindrome (2454656564542).

The spelling of 1142223342131 in words is "one trillion, one hundred forty-two billion, two hundred twenty-three million, three hundred forty-two thousand, one hundred thirty-one".