11321601600012 has 96 divisors (see below), whose sum is σ = 29159478507264. Its totient is φ = 3418664071680.

The previous prime is 11321601600007. The next prime is 11321601600073. The reversal of 11321601600012 is 21000610612311.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3267708 + ... + 5772444.

It is an arithmetic number, because the mean of its divisors is an integer number (303744567784).

Almost surely, 2^{11321601600012} is an apocalyptic number.

11321601600012 is a gapful number since it is divisible by the number (12) 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 11321601600012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14579739253632).

11321601600012 is an abundant number, since it is smaller than the sum of its proper divisors (17837876907252).

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

11321601600012 is a wasteful number, since it uses less digits than its factorization.

11321601600012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2505060 (or 2505036 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The spelling of 11321601600012 in words is "eleven trillion, three hundred twenty-one billion, six hundred one million, six hundred thousand, twelve".