1233012223169 has 2 divisors, whose sum is σ = 1233012223170. Its totient is φ = 1233012223168.

The previous prime is 1233012223081. The next prime is 1233012223279. The reversal of 1233012223169 is 9613222103321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1213875097600 + 19137125569 = 1101760^2 + 138337^2 .

It is an emirp because it is prime and its reverse (9613222103321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1233012223169 is a prime.

It is a super-2 number, since 2×1233012223169² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1233012220169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616506111584 + 616506111585.

It is an arithmetic number, because the mean of its divisors is an integer number (616506111585).

Almost surely, 2^{1233012223169} is an apocalyptic number.

It is an amenable number.

1233012223169 is a deficient number, since it is larger than the sum of its proper divisors (1).

1233012223169 is an equidigital number, since it uses as much as digits as its factorization.

1233012223169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 35.

The spelling of 1233012223169 in words is "one trillion, two hundred thirty-three billion, twelve million, two hundred twenty-three thousand, one hundred sixty-nine".