223103021222312 has 72 divisors (see below), whose sum is σ = 534874347775530. Its totient is φ = 86923255003200.

The previous prime is 223103021222297. The next prime is 223103021222317. The reversal of 223103021222312 is 213222120301322.

It can be written as a sum of positive squares in only one way, i.e., 217970558158276 + 5132463064036 = 14763826^2 + 2265494^2 .

It is a super-3 number, since 3×223103021222312³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223103021222317) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2351772239 + ... + 2351867102.

Almost surely, 2^{223103021222312} is an apocalyptic number.

223103021222312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

223103021222312 is an abundant number, since it is smaller than the sum of its proper divisors (311771326553218).

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

223103021222312 is a wasteful number, since it uses less digits than its factorization.

223103021222312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4703639383 (or 4703639361 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 223103021222312 its reverse (213222120301322), we get a palindrome (436325141523634).

The spelling of 223103021222312 in words is "two hundred twenty-three trillion, one hundred three billion, twenty-one million, two hundred twenty-two thousand, three hundred twelve".