142224023443 has 8 divisors (see below), whose sum is σ = 143270024400. Its totient is φ = 141180816768.

The previous prime is 142224023429. The next prime is 142224023479. The reversal of 142224023443 is 344320422241.

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 142224023443 - 2⁵ = 142224023411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142224026443) 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, 596346 + ... + 800047.

It is an arithmetic number, because the mean of its divisors is an integer number (17908753050).

Almost surely, 2^142224023443 is an apocalyptic number.

142224023443 is a deficient number, since it is larger than the sum of its proper divisors (1046000957).

142224023443 is a wasteful number, since it uses less digits than its factorization.

142224023443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397141.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 142224023443 its reverse (344320422241), we get a palindrome (486544445684).

The spelling of 142224023443 in words is "one hundred forty-two billion, two hundred twenty-four million, twenty-three thousand, four hundred forty-three".