1143022043131 has 4 divisors (see below), whose sum is σ = 1146475282264. Its totient is φ = 1139568804000.

The previous prime is 1143022043083. The next prime is 1143022043143. The reversal of 1143022043131 is 1313402203411.

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 1143022043131 - 2¹⁷ = 1143021912059 is a prime.

It is a super-2 number, since 2×1143022043131² (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 = 1143022043096 and 1143022043105.

It is not an unprimeable number, because it can be changed into a prime (1143022043431) 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, 1726619070 + ... + 1726619731.

It is an arithmetic number, because the mean of its divisors is an integer number (286618820566).

Almost surely, 2^{1143022043131} is an apocalyptic number.

1143022043131 is a deficient number, since it is larger than the sum of its proper divisors (3453239133).

1143022043131 is an equidigital number, since it uses as much as digits as its factorization.

1143022043131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3453239132.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1143022043131 its reverse (1313402203411), we get a palindrome (2456424246542).

The spelling of 1143022043131 in words is "one trillion, one hundred forty-three billion, twenty-two million, forty-three thousand, one hundred thirty-one".