140204421213 has 4 divisors (see below), whose sum is σ = 186939228288. Its totient is φ = 93469614140.

The previous prime is 140204421199. The next prime is 140204421233. The reversal of 140204421213 is 312124402041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 312124402041 = 3 ⋅104041467347.

It is a cyclic number.

It is not a de Polignac number, because 140204421213 - 2¹⁴ = 140204404829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140204421233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23367403533 + ... + 23367403538.

It is an arithmetic number, because the mean of its divisors is an integer number (46734807072).

Almost surely, 2^140204421213 is an apocalyptic number.

It is an amenable number.

140204421213 is a deficient number, since it is larger than the sum of its proper divisors (46734807075).

140204421213 is an equidigital number, since it uses as much as digits as its factorization.

140204421213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46734807074.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 140204421213 its reverse (312124402041), we get a palindrome (452328823254).

The spelling of 140204421213 in words is "one hundred forty billion, two hundred four million, four hundred twenty-one thousand, two hundred thirteen".