140243241120020 has 48 divisors (see below), whose sum is σ = 299530986955200. Its totient is φ = 55141252346880.

The previous prime is 140243241120013. The next prime is 140243241120023. The reversal of 140243241120020 is 20021142342041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140243241120023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6780275 + ... + 18068165.

It is an arithmetic number, because the mean of its divisors is an integer number (6240228894900).

Almost surely, 2^{140243241120020} is an apocalyptic number.

140243241120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140243241120020 is an abundant number, since it is smaller than the sum of its proper divisors (159287745835180).

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

140243241120020 is a wasteful number, since it uses less digits than its factorization.

140243241120020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11298488 (or 11298486 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 140243241120020 its reverse (20021142342041), we get a palindrome (160264383462061).

The spelling of 140243241120020 in words is "one hundred forty trillion, two hundred forty-three billion, two hundred forty-one million, one hundred twenty thousand, twenty".