21150403000319 has 2 divisors, whose sum is σ = 21150403000320. Its totient is φ = 21150403000318.

The previous prime is 21150403000283. The next prime is 21150403000373. The reversal of 21150403000319 is 91300030405112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21150403000319 - 2³² = 21146108033023 is a prime.

It is a super-2 number, since 2×21150403000319² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21150403000291 and 21150403000300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21150403000219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10575201500159 + 10575201500160.

It is an arithmetic number, because the mean of its divisors is an integer number (10575201500160).

Almost surely, 2^{21150403000319} is an apocalyptic number.

21150403000319 is a deficient number, since it is larger than the sum of its proper divisors (1).

21150403000319 is an equidigital number, since it uses as much as digits as its factorization.

21150403000319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 29.

The spelling of 21150403000319 in words is "twenty-one trillion, one hundred fifty billion, four hundred three million, three hundred nineteen", and thus it is an aban number.