12201541320 has 32 divisors (see below), whose sum is σ = 36604624320. Its totient is φ = 3253744320.

The previous prime is 12201541307. The next prime is 12201541337. The reversal of 12201541320 is 2314510221.

It is a super-2 number, since 2×12201541320² (a number of 21 digits) contains 22 as substring.

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, 50839636 + ... + 50839875.

It is an arithmetic number, because the mean of its divisors is an integer number (1143894510).

Almost surely, 2^12201541320 is an apocalyptic number.

12201541320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12201541320 is an abundant number, since it is smaller than the sum of its proper divisors (24403083000).

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

12201541320 is a wasteful number, since it uses less digits than its factorization.

12201541320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101679525 (or 101679521 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

The spelling of 12201541320 in words is "twelve billion, two hundred one million, five hundred forty-one thousand, three hundred twenty".