140243220300 has 72 divisors (see below), whose sum is σ = 405977140800. Its totient is φ = 37379136320.

The previous prime is 140243220259. The next prime is 140243220307. The reversal of 140243220300 is 3022342041.

It is a super-2 number, since 2×140243220300² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (140243220307) 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, 475591 + ... + 711809.

It is an arithmetic number, because the mean of its divisors is an integer number (5638571400).

Almost surely, 2^140243220300 is an apocalyptic number.

140243220300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140243220300 is an abundant number, since it is smaller than the sum of its proper divisors (265733920500).

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

140243220300 is a wasteful number, since it uses less digits than its factorization.

140243220300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238215 (or 238208 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 140243220300 its reverse (3022342041), we get a palindrome (143265562341).

The spelling of 140243220300 in words is "one hundred forty billion, two hundred forty-three million, two hundred twenty thousand, three hundred".