223212121212322 has 24 divisors (see below), whose sum is σ = 368026534134000. Its totient is φ = 101459160933240.

The previous prime is 223212121212307. The next prime is 223212121212323.

223212121212322 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×223212121212322³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (223212121212323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23847129 + ... + 31860787.

It is an arithmetic number, because the mean of its divisors is an integer number (15334438922250).

Almost surely, 2^{223212121212322} is an apocalyptic number.

223212121212322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

223212121212322 is a deficient number, since it is larger than the sum of its proper divisors (144814412921678).

223212121212322 is a wasteful number, since it uses less digits than its factorization.

223212121212322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8128782 (or 8128771 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

The spelling of 223212121212322 in words is "two hundred twenty-three trillion, two hundred twelve billion, one hundred twenty-one million, two hundred twelve thousand, three hundred twenty-two".