1423202044243 has 16 divisors (see below), whose sum is σ = 1639439785984. Its totient is φ = 1210196453760.

The previous prime is 1423202044169. The next prime is 1423202044261. The reversal of 1423202044243 is 3424402023241.

It is not a de Polignac number, because 1423202044243 - 2²⁵ = 1423168489811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1423202044343) 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 15 ways as a sum of consecutive naturals, for example, 14674396 + ... + 14771062.

It is an arithmetic number, because the mean of its divisors is an integer number (102464986624).

Almost surely, 2^{1423202044243} is an apocalyptic number.

1423202044243 is a deficient number, since it is larger than the sum of its proper divisors (216237741741).

1423202044243 is a wasteful number, since it uses less digits than its factorization.

1423202044243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113362.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 1423202044243 its reverse (3424402023241), we get a palindrome (4847604067484).

The spelling of 1423202044243 in words is "one trillion, four hundred twenty-three billion, two hundred two million, forty-four thousand, two hundred forty-three".