22012001203223 has 8 divisors (see below), whose sum is σ = 23215000774320. Its totient is φ = 20813448951360.

The previous prime is 22012001203189. The next prime is 22012001203301. The reversal of 22012001203223 is 32230210021022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22012001203223 - 2¹² = 22012001199127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22012001203195 and 22012001203204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012001200223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1111819640 + ... + 1111839437.

It is an arithmetic number, because the mean of its divisors is an integer number (2901875096790).

Almost surely, 2^{22012001203223} is an apocalyptic number.

22012001203223 is a deficient number, since it is larger than the sum of its proper divisors (1202999571097).

22012001203223 is a wasteful number, since it uses less digits than its factorization.

22012001203223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2223659617.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 22012001203223 its reverse (32230210021022), we get a palindrome (54242211224245).

The spelling of 22012001203223 in words is "twenty-two trillion, twelve billion, one million, two hundred three thousand, two hundred twenty-three".