1202332123109 has 12 divisors (see below), whose sum is σ = 1302092561700. Its totient is φ = 1109709529344.

The previous prime is 1202332123093. The next prime is 1202332123117. The reversal of 1202332123109 is 9013212332021.

It can be written as a sum of positive squares in 6 ways, for example, as 18381394084 + 1183950729025 = 135578^2 + 1088095^2 .

It is not a de Polignac number, because 1202332123109 - 2⁴ = 1202332123093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202332123129) 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 11 ways as a sum of consecutive naturals, for example, 967277 + ... + 1827645.

It is an arithmetic number, because the mean of its divisors is an integer number (108507713475).

Almost surely, 2^{1202332123109} is an apocalyptic number.

It is an amenable number.

1202332123109 is a deficient number, since it is larger than the sum of its proper divisors (99760438591).

1202332123109 is an equidigital number, since it uses as much as digits as its factorization.

1202332123109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868664 (or 868651 counting only the distinct ones).

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

The spelling of 1202332123109 in words is "one trillion, two hundred two billion, three hundred thirty-two million, one hundred twenty-three thousand, one hundred nine".