12140301420021 has 16 divisors (see below), whose sum is σ = 16745600108160. Its totient is φ = 7814280398400.

The previous prime is 12140301420011. The next prime is 12140301420029. The reversal of 12140301420021 is 12002410304121.

It is not a de Polignac number, because 12140301420021 - 2¹¹ = 12140301417973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12140301420021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12140301420029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2687296 + ... + 5612678.

It is an arithmetic number, because the mean of its divisors is an integer number (1046600006760).

Almost surely, 2^{12140301420021} is an apocalyptic number.

It is an amenable number.

12140301420021 is a deficient number, since it is larger than the sum of its proper divisors (4605298688139).

12140301420021 is a wasteful number, since it uses less digits than its factorization.

12140301420021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2973116.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12140301420021 its reverse (12002410304121), we get a palindrome (24142711724142).

The spelling of 12140301420021 in words is "twelve trillion, one hundred forty billion, three hundred one million, four hundred twenty thousand, twenty-one".