1421120211241 has 4 divisors (see below), whose sum is σ = 1435190708484. Its totient is φ = 1407049714000.

The previous prime is 1421120211211. The next prime is 1421120211253.

1421120211241 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1290507360025 + 130612851216 = 1136005^2 + 361404^2 .

It is a cyclic number.

It is not a de Polignac number, because 1421120211241 - 2¹⁹ = 1421119686953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1421120211211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7035248470 + ... + 7035248671.

It is an arithmetic number, because the mean of its divisors is an integer number (358797677121).

Almost surely, 2^{1421120211241} is an apocalyptic number.

It is an amenable number.

1421120211241 is a deficient number, since it is larger than the sum of its proper divisors (14070497243).

1421120211241 is a wasteful number, since it uses less digits than its factorization.

1421120211241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14070497242.

The product of its (nonzero) digits is 256, while the sum is 22.

It can be divided in two parts, 1421120 and 211241, that added together give a palindrome (1632361).

The spelling of 1421120211241 in words is "one trillion, four hundred twenty-one billion, one hundred twenty million, two hundred eleven thousand, two hundred forty-one".