1113230423421 has 8 divisors (see below), whose sum is σ = 1649230256960. Its totient is φ = 742153615596.

The previous prime is 1113230423419. The next prime is 1113230423441. The reversal of 1113230423421 is 1243240323111.

1113230423421 is a `hidden beast` number, since 1 + 1 + 1 + 3 + 230 + 4 + 2 + 3 + 421 = 666.

It is not a de Polignac number, because 1113230423421 - 2¹ = 1113230423419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 41230756423 = 1113230423421 / (1 + 1 + 1 + 3 + 2 + 3 + 0 + 4 + 2 + 3 + 4 + 2 + 1).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113230423441) 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, 20615378185 + ... + 20615378238.

It is an arithmetic number, because the mean of its divisors is an integer number (206153782120).

Almost surely, 2^{1113230423421} is an apocalyptic number.

It is an amenable number.

1113230423421 is a deficient number, since it is larger than the sum of its proper divisors (535999833539).

1113230423421 is an equidigital number, since it uses as much as digits as its factorization.

1113230423421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41230756432 (or 41230756426 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 1113230423421 its reverse (1243240323111), we get a palindrome (2356470746532).

The spelling of 1113230423421 in words is "one trillion, one hundred thirteen billion, two hundred thirty million, four hundred twenty-three thousand, four hundred twenty-one".