21314240146311 has 16 divisors (see below), whose sum is σ = 32936290610688. Its totient is φ = 12008022616800.

The previous prime is 21314240146279. The next prime is 21314240146333. The reversal of 21314240146311 is 11364104241312.

It is not a de Polignac number, because 21314240146311 - 2⁵ = 21314240146279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21314240145311) 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, 7147631020 + ... + 7147634001.

It is an arithmetic number, because the mean of its divisors is an integer number (2058518163168).

Almost surely, 2^{21314240146311} is an apocalyptic number.

21314240146311 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

21314240146311 is a deficient number, since it is larger than the sum of its proper divisors (11622050464377).

21314240146311 is a wasteful number, since it uses less digits than its factorization.

21314240146311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14295265102.

The product of its (nonzero) digits is 13824, while the sum is 33.

Adding to 21314240146311 its reverse (11364104241312), we get a palindrome (32678344387623).

The spelling of 21314240146311 in words is "twenty-one trillion, three hundred fourteen billion, two hundred forty million, one hundred forty-six thousand, three hundred eleven".