12201001121332 has 24 divisors (see below), whose sum is σ = 21853225382912. Its totient is φ = 5957286350400.

The previous prime is 12201001121263. The next prime is 12201001121417. The reversal of 12201001121332 is 23312110010221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7222644 + ... + 8750347.

Almost surely, 2^{12201001121332} is an apocalyptic number.

It is an amenable number.

12201001121332 is a deficient number, since it is larger than the sum of its proper divisors (9652224261580).

12201001121332 is a wasteful number, since it uses less digits than its factorization.

12201001121332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15977479 (or 15977477 counting only the distinct ones).

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

Adding to 12201001121332 its reverse (23312110010221), we get a palindrome (35513111131553).

Subtracting 12201001121332 from its reverse (23312110010221), we obtain a square (11111108888889 = 3333333²).

It can be divided in two parts, 1220100 and 1121332, that added together give a palindrome (2341432).

The spelling of 12201001121332 in words is "twelve trillion, two hundred one billion, one million, one hundred twenty-one thousand, three hundred thirty-two".