140104110252221 has 4 divisors (see below), whose sum is σ = 144623597679744. Its totient is φ = 135584622824700.

The previous prime is 140104110252217. The next prime is 140104110252233. The reversal of 140104110252221 is 122252011401041.

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.

It is a cyclic number.

It is not a de Polignac number, because 140104110252221 - 2² = 140104110252217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140104110212221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2259743713715 + ... + 2259743713776.

It is an arithmetic number, because the mean of its divisors is an integer number (36155899419936).

Almost surely, 2^{140104110252221} is an apocalyptic number.

It is an amenable number.

140104110252221 is a deficient number, since it is larger than the sum of its proper divisors (4519487427523).

140104110252221 is an equidigital number, since it uses as much as digits as its factorization.

140104110252221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4519487427522.

The product of its (nonzero) digits is 1280, while the sum is 26.

Adding to 140104110252221 its reverse (122252011401041), we get a palindrome (262356121653262).

The spelling of 140104110252221 in words is "one hundred forty trillion, one hundred four billion, one hundred ten million, two hundred fifty-two thousand, two hundred twenty-one".