223206004122 has 64 divisors (see below), whose sum is σ = 466590983040. Its totient is φ = 71120941056.

The previous prime is 223206004061. The next prime is 223206004123. The reversal of 223206004122 is 221400602322.

It is a happy number.

It is a super-3 number, since 3×223206004122³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 223206004092 and 223206004101.

It is not an unprimeable number, because it can be changed into a prime (223206004123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2912329 + ... + 2987987.

It is an arithmetic number, because the mean of its divisors is an integer number (7290484110).

Almost surely, 2^223206004122 is an apocalyptic number.

223206004122 is an abundant number, since it is smaller than the sum of its proper divisors (243384978918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223206004122 is a wasteful number, since it uses less digits than its factorization.

223206004122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75935.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 223206004122 its reverse (221400602322), we get a palindrome (444606606444).

The spelling of 223206004122 in words is "two hundred twenty-three billion, two hundred six million, four thousand, one hundred twenty-two".