1421423003215 has 8 divisors (see below), whose sum is σ = 1707652543680. Its totient is φ = 1135841776032.

The previous prime is 1421423003207. The next prime is 1421423003219. The reversal of 1421423003215 is 5123003241241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1421423003215 - 2³ = 1421423003207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421423003219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162073495 + ... + 162082264.

It is an arithmetic number, because the mean of its divisors is an integer number (213456567960).

Almost surely, 2^{1421423003215} is an apocalyptic number.

1421423003215 is a deficient number, since it is larger than the sum of its proper divisors (286229540465).

1421423003215 is an equidigital number, since it uses as much as digits as its factorization.

1421423003215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324156641.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 1421423003215 its reverse (5123003241241), we get a palindrome (6544426244456).

The spelling of 1421423003215 in words is "one trillion, four hundred twenty-one billion, four hundred twenty-three million, three thousand, two hundred fifteen".