22233341640443 has 4 divisors (see below), whose sum is σ = 22254906473328. Its totient is φ = 22211776807560.

The previous prime is 22233341640431. The next prime is 22233341640493. The reversal of 22233341640443 is 34404614333222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22233341640443 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 22233341640443.

It is not an unprimeable number, because it can be changed into a prime (22233341640493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10782414896 + ... + 10782416957.

It is an arithmetic number, because the mean of its divisors is an integer number (5563726618332).

Almost surely, 2^{22233341640443} is an apocalyptic number.

22233341640443 is a deficient number, since it is larger than the sum of its proper divisors (21564832885).

22233341640443 is a wasteful number, since it uses less digits than its factorization.

22233341640443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21564832884.

The product of its (nonzero) digits is 995328, while the sum is 41.

Adding to 22233341640443 its reverse (34404614333222), we get a palindrome (56637955973665).

The spelling of 22233341640443 in words is "twenty-two trillion, two hundred thirty-three billion, three hundred forty-one million, six hundred forty thousand, four hundred forty-three".