1233012223109 has 4 divisors (see below), whose sum is σ = 1261686926016. Its totient is φ = 1204337520204.

The previous prime is 1233012223081. The next prime is 1233012223169. The reversal of 1233012223109 is 9013222103321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1233012223109 - 2¹² = 1233012219013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233012223169) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14337351389 + ... + 14337351474.

It is an arithmetic number, because the mean of its divisors is an integer number (315421731504).

Almost surely, 2^{1233012223109} is an apocalyptic number.

It is an amenable number.

1233012223109 is a deficient number, since it is larger than the sum of its proper divisors (28674702907).

1233012223109 is an equidigital number, since it uses as much as digits as its factorization.

1233012223109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28674702906.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 1233012223109 in words is "one trillion, two hundred thirty-three billion, twelve million, two hundred twenty-three thousand, one hundred nine".