140421223043224 has 16 divisors (see below), whose sum is σ = 265619791377720. Its totient is φ = 69589278675840.

The previous prime is 140421223043197. The next prime is 140421223043239. The reversal of 140421223043224 is 422340322124041.

It is a self number, because there is not a number n which added to its sum of digits gives 140421223043224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77666604762 + ... + 77666606569.

Almost surely, 2^{140421223043224} is an apocalyptic number.

It is an amenable number.

140421223043224 is a deficient number, since it is larger than the sum of its proper divisors (125198568334496).

140421223043224 is a wasteful number, since it uses less digits than its factorization.

140421223043224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155333211450 (or 155333211446 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 140421223043224 its reverse (422340322124041), we get a palindrome (562761545167265).

The spelling of 140421223043224 in words is "one hundred forty trillion, four hundred twenty-one billion, two hundred twenty-three million, forty-three thousand, two hundred twenty-four".