12201563136 has 176 divisors, whose sum is σ = 39355065216. Its totient is φ = 3280994304.

The previous prime is 12201563053. The next prime is 12201563137. The reversal of 12201563136 is 63136510221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12201563137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348880 + ... + 382256.

Almost surely, 2^12201563136 is an apocalyptic number.

12201563136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12201563136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19677532608).

12201563136 is an abundant number, since it is smaller than the sum of its proper divisors (27153502080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12201563136 is a wasteful number, since it uses less digits than its factorization.

12201563136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33424 (or 33406 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The spelling of 12201563136 in words is "twelve billion, two hundred one million, five hundred sixty-three thousand, one hundred thirty-six".