1223052208871 has 16 divisors (see below), whose sum is σ = 1291304256000. Its totient is φ = 1156699353600.

The previous prime is 1223052208867. The next prime is 1223052208897. The reversal of 1223052208871 is 1788022503221.

It is a cyclic number.

It is not a de Polignac number, because 1223052208871 - 2² = 1223052208867 is a prime.

It is a super-2 number, since 2×1223052208871² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223052208171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1008071 + ... + 1860728.

It is an arithmetic number, because the mean of its divisors is an integer number (80706516000).

Almost surely, 2^{1223052208871} is an apocalyptic number.

1223052208871 is a deficient number, since it is larger than the sum of its proper divisors (68252047129).

1223052208871 is a wasteful number, since it uses less digits than its factorization.

1223052208871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2869130.

The product of its (nonzero) digits is 107520, while the sum is 41.

The spelling of 1223052208871 in words is "one trillion, two hundred twenty-three billion, fifty-two million, two hundred eight thousand, eight hundred seventy-one".