1043210421423 has 24 divisors (see below), whose sum is σ = 1511286615696. Its totient is φ = 693431798400.

The previous prime is 1043210421359. The next prime is 1043210421431. The reversal of 1043210421423 is 3241240123401.

1043210421423 is a `hidden beast` number, since 1 + 0 + 4 + 3 + 210 + 4 + 21 + 423 = 666.

It is not a de Polignac number, because 1043210421423 - 2⁶ = 1043210421359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043210421523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8661888 + ... + 8781498.

It is an arithmetic number, because the mean of its divisors is an integer number (62970275654).

Almost surely, 2^{1043210421423} is an apocalyptic number.

1043210421423 is a deficient number, since it is larger than the sum of its proper divisors (468076194273).

1043210421423 is a wasteful number, since it uses less digits than its factorization.

1043210421423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122455 (or 122452 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1043210421423 its reverse (3241240123401), we get a palindrome (4284450544824).

The spelling of 1043210421423 in words is "one trillion, forty-three billion, two hundred ten million, four hundred twenty-one thousand, four hundred twenty-three".