140023111242320 has 80 divisors (see below), whose sum is σ = 333293608593792. Its totient is φ = 54678973601280.

The previous prime is 140023111242317. The next prime is 140023111242383. The reversal of 140023111242320 is 23242111320041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 140023111242320.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3528236 + ... + 17102475.

Almost surely, 2^{140023111242320} is an apocalyptic number.

140023111242320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140023111242320 is an abundant number, since it is smaller than the sum of its proper divisors (193270497351472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140023111242320 is a wasteful number, since it uses less digits than its factorization.

140023111242320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20632740 (or 20632734 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 140023111242320 its reverse (23242111320041), we get a palindrome (163265222562361).

The spelling of 140023111242320 in words is "one hundred forty trillion, twenty-three billion, one hundred eleven million, two hundred forty-two thousand, three hundred twenty".