140420231242300 has 72 divisors (see below), whose sum is σ = 309265442463600. Its totient is φ = 55328760537600.

The previous prime is 140420231242237. The next prime is 140420231242301. The reversal of 140420231242300 is 3242132024041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140420231242301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 449072010 + ... + 449384590.

It is an arithmetic number, because the mean of its divisors is an integer number (4295353367550).

Almost surely, 2^{140420231242300} is an apocalyptic number.

140420231242300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140420231242300 is an abundant number, since it is smaller than the sum of its proper divisors (168845211221300).

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

140420231242300 is a wasteful number, since it uses less digits than its factorization.

140420231242300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379711 (or 379704 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 140420231242300 its reverse (3242132024041), we get a palindrome (143662363266341).

The spelling of 140420231242300 in words is "one hundred forty trillion, four hundred twenty billion, two hundred thirty-one million, two hundred forty-two thousand, three hundred".