140243240221101 has 48 divisors (see below), whose sum is σ = 215526671680320. Its totient is φ = 91076696887680.

The previous prime is 140243240221087. The next prime is 140243240221151. The reversal of 140243240221101 is 101122042342041.

140243240221101 is a `hidden beast` number, since 1 + 4 + 0 + 2 + 43 + 2 + 402 + 211 + 0 + 1 = 666.

It is not a de Polignac number, because 140243240221101 - 2⁷ = 140243240220973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140243240221151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4114510 + ... + 17245743.

It is an arithmetic number, because the mean of its divisors is an integer number (4490138993340).

Almost surely, 2^{140243240221101} is an apocalyptic number.

It is an amenable number.

140243240221101 is a deficient number, since it is larger than the sum of its proper divisors (75283431459219).

140243240221101 is an equidigital number, since it uses as much as digits as its factorization.

140243240221101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21360968 (or 21360956 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 140243240221101 its reverse (101122042342041), we get a palindrome (241365282563142).

The spelling of 140243240221101 in words is "one hundred forty trillion, two hundred forty-three billion, two hundred forty million, two hundred twenty-one thousand, one hundred one".