1333221440423 has 16 divisors (see below), whose sum is σ = 1365971813856. Its totient is φ = 1300907520000.

The previous prime is 1333221440417. The next prime is 1333221440449. The reversal of 1333221440423 is 3240441223331.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1333221440423 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1333221440423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1333221443423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2791673 + ... + 3234173.

It is an arithmetic number, because the mean of its divisors is an integer number (85373238366).

Almost surely, 2^{1333221440423} is an apocalyptic number.

1333221440423 is a deficient number, since it is larger than the sum of its proper divisors (32750373433).

1333221440423 is a wasteful number, since it uses less digits than its factorization.

1333221440423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442994.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 1333221440423 its reverse (3240441223331), we get a palindrome (4573662663754).

The spelling of 1333221440423 in words is "one trillion, three hundred thirty-three billion, two hundred twenty-one million, four hundred forty thousand, four hundred twenty-three".