1422421021003 has 4 divisors (see below), whose sum is σ = 1427708831760. Its totient is φ = 1417133210248.

The previous prime is 1422421020931. The next prime is 1422421021013. The reversal of 1422421021003 is 3001201242241.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1422421021003 - 2³³ = 1413831086411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422421021013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2643904975 + ... + 2643905512.

It is an arithmetic number, because the mean of its divisors is an integer number (356927207940).

Almost surely, 2^{1422421021003} is an apocalyptic number.

1422421021003 is a deficient number, since it is larger than the sum of its proper divisors (5287810757).

1422421021003 is an equidigital number, since it uses as much as digits as its factorization.

1422421021003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5287810756.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1422421021003 its reverse (3001201242241), we get a palindrome (4423622263244).

The spelling of 1422421021003 in words is "one trillion, four hundred twenty-two billion, four hundred twenty-one million, twenty-one thousand, three".