12101020321232 has 10 divisors (see below), whose sum is σ = 23445726872418. Its totient is φ = 6050510160608.

The previous prime is 12101020321211. The next prime is 12101020321303. The reversal of 12101020321232 is 23212302010121.

It can be written as a sum of positive squares in only one way, i.e., 11506233863056 + 594786458176 = 3392084^2 + 771224^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 378156885023 + ... + 378156885054.

Almost surely, 2^{12101020321232} is an apocalyptic number.

It is an amenable number.

12101020321232 is a deficient number, since it is larger than the sum of its proper divisors (11344706551186).

12101020321232 is an equidigital number, since it uses as much as digits as its factorization.

12101020321232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756313770085 (or 756313770079 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 12101020321232 its reverse (23212302010121), we get a palindrome (35313322331353).

The spelling of 12101020321232 in words is "twelve trillion, one hundred one billion, twenty million, three hundred twenty-one thousand, two hundred thirty-two".