1421302623003 has 20 divisors (see below), whose sum is σ = 2123252926608. Its totient is φ = 947502742320.

The previous prime is 1421302622989. The next prime is 1421302623011. The reversal of 1421302623003 is 3003262031241.

1421302623003 is a `hidden beast` number, since 1 + 4 + 2 + 1 + 30 + 2 + 623 + 0 + 0 + 3 = 666.

It is not a de Polignac number, because 1421302623003 - 2¹² = 1421302618907 is a prime.

It is a super-2 number, since 2×1421302623003² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1421302623023) 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 19 ways as a sum of consecutive naturals, for example, 2218338 + ... + 2786328.

Almost surely, 2^{1421302623003} is an apocalyptic number.

1421302623003 is a deficient number, since it is larger than the sum of its proper divisors (701950303605).

1421302623003 is an equidigital number, since it uses as much as digits as its factorization.

1421302623003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598896 (or 598887 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1421302623003 its reverse (3003262031241), we get a palindrome (4424564654244).

The spelling of 1421302623003 in words is "one trillion, four hundred twenty-one billion, three hundred two million, six hundred twenty-three thousand, three".