143401221111224 has 32 divisors (see below), whose sum is σ = 280568411759520. Its totient is φ = 68582995869696.

The previous prime is 143401221111217. The next prime is 143401221111227. The reversal of 143401221111224 is 422111122104341.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143401221111227) 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, 78544472 + ... + 80349464.

It is an arithmetic number, because the mean of its divisors is an integer number (8767762867485).

Almost surely, 2^{143401221111224} is an apocalyptic number.

It is an amenable number.

143401221111224 is a deficient number, since it is larger than the sum of its proper divisors (137167190648296).

143401221111224 is a wasteful number, since it uses less digits than its factorization.

143401221111224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2236799 (or 2236795 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

Adding to 143401221111224 its reverse (422111122104341), we get a palindrome (565512343215565).

The spelling of 143401221111224 in words is "one hundred forty-three trillion, four hundred one billion, two hundred twenty-one million, one hundred eleven thousand, two hundred twenty-four".