140044001411021 has 4 divisors (see below), whose sum is σ = 140044027332000. Its totient is φ = 140043975490044.

The previous prime is 140044001410993. The next prime is 140044001411023. The reversal of 140044001411021 is 120114100440041.

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 140044001411021 - 2¹⁴ = 140044001394637 is a prime.

It is a super-2 number, since 2×140044001411021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140044001411023) 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, 1447121 + ... + 16798278.

It is an arithmetic number, because the mean of its divisors is an integer number (35011006833000).

Almost surely, 2^{140044001411021} is an apocalyptic number.

It is an amenable number.

140044001411021 is a deficient number, since it is larger than the sum of its proper divisors (25920979).

140044001411021 is an equidigital number, since it uses as much as digits as its factorization.

140044001411021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25920978.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 140044001411021 its reverse (120114100440041), we get a palindrome (260158101851062).

The spelling of 140044001411021 in words is "one hundred forty trillion, forty-four billion, one million, four hundred eleven thousand, twenty-one".