223212212322 has 64 divisors (see below), whose sum is σ = 489607925760. Its totient is φ = 67279608000.

The previous prime is 223212212317. The next prime is 223212212323.

223212212322 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×223212212322³ (a number of 35 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 223212212292 and 223212212301.

It is not an unprimeable number, because it can be changed into a prime (223212212323) 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, 16966447 + ... + 16979597.

It is an arithmetic number, because the mean of its divisors is an integer number (7650123840).

Almost surely, 2^223212212322 is an apocalyptic number.

223212212322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

223212212322 is an abundant number, since it is smaller than the sum of its proper divisors (266395713438).

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

223212212322 is a wasteful number, since it uses less digits than its factorization.

223212212322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14519.

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

It can be divided in two parts, 223212 and 212322, that added together give a palindrome (435534).

The spelling of 223212212322 in words is "two hundred twenty-three billion, two hundred twelve million, two hundred twelve thousand, three hundred twenty-two".