1420303101421 has 4 divisors (see below), whose sum is σ = 1420336601344. Its totient is φ = 1420269601500.

The previous prime is 1420303101407. The next prime is 1420303101443. The reversal of 1420303101421 is 1241013030241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1420303101421 - 2³⁵ = 1385943363053 is a prime.

It is a super-2 number, since 2×1420303101421² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1420303101392 and 1420303101401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420303101401) 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, 16686285 + ... + 16771186.

It is an arithmetic number, because the mean of its divisors is an integer number (355084150336).

Almost surely, 2^{1420303101421} is an apocalyptic number.

It is an amenable number.

1420303101421 is a deficient number, since it is larger than the sum of its proper divisors (33499923).

1420303101421 is an equidigital number, since it uses as much as digits as its factorization.

1420303101421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33499922.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1420303101421 its reverse (1241013030241), we get a palindrome (2661316131662).

The spelling of 1420303101421 in words is "one trillion, four hundred twenty billion, three hundred three million, one hundred one thousand, four hundred twenty-one".