14001211231021 has 8 divisors (see below), whose sum is σ = 16006884935040. Its totient is φ = 11996912694768.

The previous prime is 14001211231019. The next prime is 14001211231037. The reversal of 14001211231021 is 12013211210041.

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

It is a cyclic number.

It is not a de Polignac number, because 14001211231021 - 2¹ = 14001211231019 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14001211231021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14001211231081) 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, 343770121 + ... + 343810846.

It is an arithmetic number, because the mean of its divisors is an integer number (2000860616880).

Almost surely, 2^{14001211231021} is an apocalyptic number.

It is an amenable number.

14001211231021 is a deficient number, since it is larger than the sum of its proper divisors (2005673704019).

14001211231021 is an equidigital number, since it uses as much as digits as its factorization.

14001211231021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 687583883.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 14001211231021 its reverse (12013211210041), we get a palindrome (26014422441062).

The spelling of 14001211231021 in words is "fourteen trillion, one billion, two hundred eleven million, two hundred thirty-one thousand, twenty-one".