1223002102123 has 2 divisors, whose sum is σ = 1223002102124. Its totient is φ = 1223002102122.

The previous prime is 1223002102121. The next prime is 1223002102139. The reversal of 1223002102123 is 3212012003221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1223002102123 - 2¹ = 1223002102121 is a prime.

It is a super-2 number, since 2×1223002102123² (a number of 25 digits) contains 22 as substring.

Together with 1223002102121, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1223002102123.

It is not a weakly prime, because it can be changed into another prime (1223002102121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611501051061 + 611501051062.

It is an arithmetic number, because the mean of its divisors is an integer number (611501051062).

Almost surely, 2^{1223002102123} is an apocalyptic number.

1223002102123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1223002102123 is an equidigital number, since it uses as much as digits as its factorization.

1223002102123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1223002102123 its reverse (3212012003221), we get a palindrome (4435014105344).

The spelling of 1223002102123 in words is "one trillion, two hundred twenty-three billion, two million, one hundred two thousand, one hundred twenty-three".