1421162116241 has 4 divisors (see below), whose sum is σ = 1624185275712. Its totient is φ = 1218138956772.

The previous prime is 1421162116229. The next prime is 1421162116249. The reversal of 1421162116241 is 1426112611241.

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 1421162116241 - 2²⁶ = 1421095007377 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1421162116198 and 1421162116207.

It is not an unprimeable number, because it can be changed into a prime (1421162116249) 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, 101511579725 + ... + 101511579738.

It is an arithmetic number, because the mean of its divisors is an integer number (406046318928).

Almost surely, 2^{1421162116241} is an apocalyptic number.

It is an amenable number.

1421162116241 is a deficient number, since it is larger than the sum of its proper divisors (203023159471).

1421162116241 is an equidigital number, since it uses as much as digits as its factorization.

1421162116241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203023159470.

The product of its digits is 4608, while the sum is 32.

Adding to 1421162116241 its reverse (1426112611241), we get a palindrome (2847274727482).

The spelling of 1421162116241 in words is "one trillion, four hundred twenty-one billion, one hundred sixty-two million, one hundred sixteen thousand, two hundred forty-one".