140223421024 has 24 divisors (see below), whose sum is σ = 276090994368. Its totient is φ = 70105073280.

The previous prime is 140223420983. The next prime is 140223421069. The reversal of 140223421024 is 420124322041.

It is a self number, because there is not a number n which added to its sum of digits gives 140223421024.

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, 145114 + ... + 549094.

It is an arithmetic number, because the mean of its divisors is an integer number (11503791432).

Almost surely, 2^140223421024 is an apocalyptic number.

It is an amenable number.

140223421024 is a deficient number, since it is larger than the sum of its proper divisors (135867573344).

140223421024 is a wasteful number, since it uses less digits than its factorization.

140223421024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414838 (or 414830 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 140223421024 its reverse (420124322041), we get a palindrome (560347743065).

The spelling of 140223421024 in words is "one hundred forty billion, two hundred twenty-three million, four hundred twenty-one thousand, twenty-four".