22121122002223 has 8 divisors (see below), whose sum is σ = 23654269073520. Its totient is φ = 20613742108800.

The previous prime is 22121122002193. The next prime is 22121122002241. The reversal of 22121122002223 is 32220022112122.

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 22121122002223 - 2⁹ = 22121122001711 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22121122002194 and 22121122002203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121122002253) 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, 6441792693 + ... + 6441796126.

It is an arithmetic number, because the mean of its divisors is an integer number (2956783634190).

Almost surely, 2^{22121122002223} is an apocalyptic number.

22121122002223 is a deficient number, since it is larger than the sum of its proper divisors (1533147071297).

22121122002223 is a wasteful number, since it uses less digits than its factorization.

22121122002223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12883588937.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 22121122002223 its reverse (32220022112122), we get a palindrome (54341144114345).

The spelling of 22121122002223 in words is "twenty-two trillion, one hundred twenty-one billion, one hundred twenty-two million, two thousand, two hundred twenty-three".