12021101031232 has 28 divisors (see below), whose sum is σ = 23857760215296. Its totient is φ = 6009696882560.

The previous prime is 12021101031217. The next prime is 12021101031263. The reversal of 12021101031232 is 23213010112021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12883744 + ... + 13785247.

It is an arithmetic number, because the mean of its divisors is an integer number (852062864832).

Almost surely, 2^{12021101031232} is an apocalyptic number.

It is an amenable number.

12021101031232 is a deficient number, since it is larger than the sum of its proper divisors (11836659184064).

12021101031232 is an equidigital number, since it uses as much as digits as its factorization.

12021101031232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26676046 (or 26676036 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12021101031232 its reverse (23213010112021), we get a palindrome (35234111143253).

The spelling of 12021101031232 in words is "twelve trillion, twenty-one billion, one hundred one million, thirty-one thousand, two hundred thirty-two".