22313220043 has 4 divisors (see below), whose sum is σ = 22313565000. Its totient is φ = 22312875088.

The previous prime is 22313220029. The next prime is 22313220047. The reversal of 22313220043 is 34002231322.

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

It is a cyclic number.

It is not a de Polignac number, because 22313220043 - 2⁵ = 22313220011 is a prime.

It is a super-3 number, since 3×22313220043³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22313219996 and 22313220023.

It is not an unprimeable number, because it can be changed into a prime (22313220047) 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, 43105 + ... + 215602.

It is an arithmetic number, because the mean of its divisors is an integer number (5578391250).

Almost surely, 2^22313220043 is an apocalyptic number.

22313220043 is a deficient number, since it is larger than the sum of its proper divisors (344957).

22313220043 is an equidigital number, since it uses as much as digits as its factorization.

22313220043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344956.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 22313220043 its reverse (34002231322), we get a palindrome (56315451365).

The spelling of 22313220043 in words is "twenty-two billion, three hundred thirteen million, two hundred twenty thousand, forty-three".