1421313120003 has 8 divisors (see below), whose sum is σ = 2165810468608. Its totient is φ = 812178925704.

The previous prime is 1421313120001. The next prime is 1421313120011. The reversal of 1421313120003 is 3000213131241.

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

It is not a de Polignac number, because 1421313120003 - 2¹ = 1421313120001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 67681577143 = 1421313120003 / (1 + 4 + 2 + 1 + 3 + 1 + 3 + 1 + 2 + 0 + 0 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1421313120001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33840788551 + ... + 33840788592.

It is an arithmetic number, because the mean of its divisors is an integer number (270726308576).

Almost surely, 2^{1421313120003} is an apocalyptic number.

1421313120003 is a deficient number, since it is larger than the sum of its proper divisors (744497348605).

1421313120003 is an equidigital number, since it uses as much as digits as its factorization.

1421313120003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67681577153.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1421313120003 its reverse (3000213131241), we get a palindrome (4421526251244).

The spelling of 1421313120003 in words is "one trillion, four hundred twenty-one billion, three hundred thirteen million, one hundred twenty thousand, three".