223220122571412 has 18 divisors (see below), whose sum is σ = 564250865388938. Its totient is φ = 74406707523792.

The previous prime is 223220122571267. The next prime is 223220122571449. The reversal of 223220122571412 is 214175221022322.

It is a happy number.

223220122571412 is a `hidden beast` number, since 2 + 2 + 3 + 2 + 20 + 1 + 22 + 571 + 41 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 137304352677636 + 85915769893776 = 11717694^2 + 9269076^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-3 number, since 3×223220122571412³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 6200558960317 = 223220122571412 / (2 + 2 + 3 + 2 + 2 + 0 + 1 + 2 + 2 + 5 + 7 + 1 + 4 + 1 + 2).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3100279480123 + ... + 3100279480194.

Almost surely, 2^{223220122571412} is an apocalyptic number.

It is an amenable number.

223220122571412 is an abundant number, since it is smaller than the sum of its proper divisors (341030742817526).

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

223220122571412 is a wasteful number, since it uses less digits than its factorization.

223220122571412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6200558960327 (or 6200558960322 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

Adding to 223220122571412 its reverse (214175221022322), we get a palindrome (437395343593734).

The spelling of 223220122571412 in words is "two hundred twenty-three trillion, two hundred twenty billion, one hundred twenty-two million, five hundred seventy-one thousand, four hundred twelve".