143022421013 has 8 divisors (see below), whose sum is σ = 158019657408. Its totient is φ = 128756757184.

The previous prime is 143022420997. The next prime is 143022421019. The reversal of 143022421013 is 310124220341.

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 143022421013 - 2⁴ = 143022420997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 143022421013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143022421019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182892731 + ... + 182893512.

It is an arithmetic number, because the mean of its divisors is an integer number (19752457176).

Almost surely, 2^143022421013 is an apocalyptic number.

It is an amenable number.

143022421013 is a deficient number, since it is larger than the sum of its proper divisors (14997236395).

143022421013 is a wasteful number, since it uses less digits than its factorization.

143022421013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365786283.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 143022421013 its reverse (310124220341), we get a palindrome (453146641354).

The spelling of 143022421013 in words is "one hundred forty-three billion, twenty-two million, four hundred twenty-one thousand, thirteen".