43243212040222 has 4 divisors (see below), whose sum is σ = 64864818060336. Its totient is φ = 21621606020110.

The previous prime is 43243212040177. The next prime is 43243212040271. The reversal of 43243212040222 is 22204021234234.

It is a happy number.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10810803010054 + ... + 10810803010057.

It is an arithmetic number, because the mean of its divisors is an integer number (16216204515084).

Almost surely, 2^{43243212040222} is an apocalyptic number.

43243212040222 is a deficient number, since it is larger than the sum of its proper divisors (21621606020114).

43243212040222 is a wasteful number, since it uses less digits than its factorization.

43243212040222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21621606020113.

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

Adding to 43243212040222 its reverse (22204021234234), we get a palindrome (65447233274456).

The spelling of 43243212040222 in words is "forty-three trillion, two hundred forty-three billion, two hundred twelve million, forty thousand, two hundred twenty-two".