140243241432220 has 24 divisors (see below), whose sum is σ = 294611425786944. Its totient is φ = 56078131091136.

The previous prime is 140243241432167. The next prime is 140243241432223. The reversal of 140243241432220 is 22234142342041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140243241432223) 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, 1197782607 + ... + 1197899686.

It is an arithmetic number, because the mean of its divisors is an integer number (12275476074456).

Almost surely, 2^{140243241432220} is an apocalyptic number.

140243241432220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140243241432220 is an abundant number, since it is smaller than the sum of its proper divisors (154368184354724).

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

140243241432220 is a wasteful number, since it uses less digits than its factorization.

140243241432220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395685229 (or 2395685227 counting only the distinct ones).

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

Adding to 140243241432220 its reverse (22234142342041), we get a palindrome (162477383774261).

The spelling of 140243241432220 in words is "one hundred forty trillion, two hundred forty-three billion, two hundred forty-one million, four hundred thirty-two thousand, two hundred twenty".