140001442314221 has 8 divisors (see below), whose sum is σ = 140343638416800. Its totient is φ = 139659284611440.

The previous prime is 140001442314191. The next prime is 140001442314313. The reversal of 140001442314221 is 122413244100041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140001442314221 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 (140001442314521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2292470 + ... + 16889591.

It is an arithmetic number, because the mean of its divisors is an integer number (17542954802100).

Almost surely, 2^{140001442314221} is an apocalyptic number.

It is an amenable number.

140001442314221 is a deficient number, since it is larger than the sum of its proper divisors (342196102579).

140001442314221 is a wasteful number, since it uses less digits than its factorization.

140001442314221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19199899.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 140001442314221 its reverse (122413244100041), we get a palindrome (262414686414262).

The spelling of 140001442314221 in words is "one hundred forty trillion, one billion, four hundred forty-two million, three hundred fourteen thousand, two hundred twenty-one".