21214123445313 has 12 divisors (see below), whose sum is σ = 31099975333648. Its totient is φ = 13931663157720.

The previous prime is 21214123445297. The next prime is 21214123445329. The reversal of 21214123445313 is 31354432141212.

21214123445313 is a `hidden beast` number, since 2 + 1 + 21 + 41 + 23 + 44 + 531 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (21214123445297) and next prime (21214123445329).

It is not a de Polignac number, because 21214123445313 - 2⁴ = 21214123445297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21214123445413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17590483183 + ... + 17590484388.

Almost surely, 2^{21214123445313} is an apocalyptic number.

It is an amenable number.

21214123445313 is a deficient number, since it is larger than the sum of its proper divisors (9885851888335).

21214123445313 is a wasteful number, since it uses less digits than its factorization.

21214123445313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35180967644 (or 35180967641 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

Adding to 21214123445313 its reverse (31354432141212), we get a palindrome (52568555586525).

The spelling of 21214123445313 in words is "twenty-one trillion, two hundred fourteen billion, one hundred twenty-three million, four hundred forty-five thousand, three hundred thirteen".