140430300320020 has 24 divisors (see below), whose sum is σ = 299738116423368. Its totient is φ = 55251265699200.

The previous prime is 140430300319993. The next prime is 140430300320021. The reversal of 140430300320020 is 20023003034041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6307913541136 + 134122386778884 = 2511556^2 + 11581122^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140430300319973 and 140430300320000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140430300320021) 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, 57553400551 + ... + 57553402990.

It is an arithmetic number, because the mean of its divisors is an integer number (12489088184307).

Almost surely, 2^{140430300320020} is an apocalyptic number.

140430300320020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140430300320020 is an abundant number, since it is smaller than the sum of its proper divisors (159307816103348).

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

140430300320020 is a wasteful number, since it uses less digits than its factorization.

140430300320020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115106803611 (or 115106803609 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 140430300320020 its reverse (20023003034041), we get a palindrome (160453303354061).

The spelling of 140430300320020 in words is "one hundred forty trillion, four hundred thirty billion, three hundred million, three hundred twenty thousand, twenty".