22202212111123 has 4 divisors (see below), whose sum is σ = 24220595030328. Its totient is φ = 20183829191920.

The previous prime is 22202212111063. The next prime is 22202212111141. The reversal of 22202212111123 is 32111121220222.

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 22202212111123 - 2⁴¹ = 20003188855571 is a prime.

It is a super-2 number, since 2×22202212111123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22202212111094 and 22202212111103.

It is not an unprimeable number, because it can be changed into a prime (22202212111153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009191459586 + ... + 1009191459607.

It is an arithmetic number, because the mean of its divisors is an integer number (6055148757582).

Almost surely, 2^{22202212111123} is an apocalyptic number.

22202212111123 is a deficient number, since it is larger than the sum of its proper divisors (2018382919205).

22202212111123 is a wasteful number, since it uses less digits than its factorization.

22202212111123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2018382919204.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 22202212111123 its reverse (32111121220222), we get a palindrome (54313333331345).

The spelling of 22202212111123 in words is "twenty-two trillion, two hundred two billion, two hundred twelve million, one hundred eleven thousand, one hundred twenty-three".