22012223323 has 4 divisors (see below), whose sum is σ = 22012924960. Its totient is φ = 22011521688.

The previous prime is 22012223297. The next prime is 22012223371. The reversal of 22012223323 is 32332221022.

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 22012223323 - 2¹³ = 22012215131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22012223294 and 22012223303.

It is not an unprimeable number, because it can be changed into a prime (22012233323) 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, 301443 + ... + 367276.

It is an arithmetic number, because the mean of its divisors is an integer number (5503231240).

Almost surely, 2^22012223323 is an apocalyptic number.

22012223323 is a deficient number, since it is larger than the sum of its proper divisors (701637).

22012223323 is an equidigital number, since it uses as much as digits as its factorization.

22012223323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701636.

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

Adding to 22012223323 its reverse (32332221022), we get a palindrome (54344444345).

The spelling of 22012223323 in words is "twenty-two billion, twelve million, two hundred twenty-three thousand, three hundred twenty-three".