1142432212043 has 4 divisors (see below), whose sum is σ = 1192103177808. Its totient is φ = 1092761246280.

The previous prime is 1142432211979. The next prime is 1142432212067. The reversal of 1142432212043 is 3402122342411.

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 1142432212043 - 2⁶ = 1142432211979 is a prime.

It is a super-2 number, since 2×1142432212043² (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 = 1142432211997 and 1142432212015.

It is not an unprimeable number, because it can be changed into a prime (1142432211043) 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, 24835482848 + ... + 24835482893.

It is an arithmetic number, because the mean of its divisors is an integer number (298025794452).

Almost surely, 2^{1142432212043} is an apocalyptic number.

1142432212043 is a deficient number, since it is larger than the sum of its proper divisors (49670965765).

1142432212043 is an equidigital number, since it uses as much as digits as its factorization.

1142432212043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49670965764.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1142432212043 its reverse (3402122342411), we get a palindrome (4544554554454).

The spelling of 1142432212043 in words is "one trillion, one hundred forty-two billion, four hundred thirty-two million, two hundred twelve thousand, forty-three".