140243111300 has 18 divisors (see below), whose sum is σ = 304327551738. Its totient is φ = 56097244480.

The previous prime is 140243111299. The next prime is 140243111329. The reversal of 140243111300 is 3111342041.

It can be written as a sum of positive squares in 3 ways, for example, as 2031665476 + 138211445824 = 45074^2 + 371768^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 701215457 + ... + 701215656.

Almost surely, 2^140243111300 is an apocalyptic number.

140243111300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140243111300 is an abundant number, since it is smaller than the sum of its proper divisors (164084440438).

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

140243111300 is a wasteful number, since it uses less digits than its factorization.

140243111300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402431127 (or 1402431120 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 140243111300 its reverse (3111342041), we get a palindrome (143354453341).

The spelling of 140243111300 in words is "one hundred forty billion, two hundred forty-three million, one hundred eleven thousand, three hundred".