21244114319 has 2 divisors, whose sum is σ = 21244114320. Its totient is φ = 21244114318.

The previous prime is 21244114313. The next prime is 21244114373. The reversal of 21244114319 is 91341144212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21244114319 - 2¹⁶ = 21244048783 is a prime.

It is a super-2 number, since 2×21244114319² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21244114313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10622057159 + 10622057160.

It is an arithmetic number, because the mean of its divisors is an integer number (10622057160).

Almost surely, 2^21244114319 is an apocalyptic number.

21244114319 is a deficient number, since it is larger than the sum of its proper divisors (1).

21244114319 is an equidigital number, since it uses as much as digits as its factorization.

21244114319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 32.

The spelling of 21244114319 in words is "twenty-one billion, two hundred forty-four million, one hundred fourteen thousand, three hundred nineteen".