1421321113133 has 8 divisors (see below), whose sum is σ = 1456802323200. Its totient is φ = 1385878705120.

The previous prime is 1421321113127. The next prime is 1421321113141. The reversal of 1421321113133 is 3313111231241.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1421321113133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421321113103) 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, 9626333 + ... + 9772866.

It is an arithmetic number, because the mean of its divisors is an integer number (182100290400).

Almost surely, 2^{1421321113133} is an apocalyptic number.

It is an amenable number.

1421321113133 is a deficient number, since it is larger than the sum of its proper divisors (35481210067).

1421321113133 is a wasteful number, since it uses less digits than its factorization.

1421321113133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19401027.

The product of its digits is 1296, while the sum is 26.

Adding to 1421321113133 its reverse (3313111231241), we get a palindrome (4734432344374).

The spelling of 1421321113133 in words is "one trillion, four hundred twenty-one billion, three hundred twenty-one million, one hundred thirteen thousand, one hundred thirty-three".