14010140111021 has 4 divisors (see below), whose sum is σ = 14388792546492. Its totient is φ = 13631487675552.

The previous prime is 14010140111017. The next prime is 14010140111053. The reversal of 14010140111021 is 12011104101041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12986833875625 + 1023306235396 = 3603725^2 + 1011586^2 .

It is a cyclic number.

It is not a de Polignac number, because 14010140111021 - 2² = 14010140111017 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 (14010140111921) 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, 189326217680 + ... + 189326217753.

It is an arithmetic number, because the mean of its divisors is an integer number (3597198136623).

Almost surely, 2^{14010140111021} is an apocalyptic number.

It is an amenable number.

14010140111021 is a deficient number, since it is larger than the sum of its proper divisors (378652435471).

14010140111021 is an equidigital number, since it uses as much as digits as its factorization.

14010140111021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378652435470.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 14010140111021 its reverse (12011104101041), we get a palindrome (26021244212062).

The spelling of 14010140111021 in words is "fourteen trillion, ten billion, one hundred forty million, one hundred eleven thousand, twenty-one".