11522172660000 has 240 divisors, whose sum is σ = 39784246840800. Its totient is φ = 2910864384000.

The previous prime is 11522172659993. The next prime is 11522172660007. The reversal of 11522172660000 is 6627122511.

It is an interprime number because it is at equal distance from previous prime (11522172659993) and next prime (11522172660007).

It is a tau number, because it is divible by the number of its divisors (240).

It is not an unprimeable number, because it can be changed into a prime (11522172660007) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3913585 + ... + 6193584.

It is an arithmetic number, because the mean of its divisors is an integer number (165767695170).

Almost surely, 2^{11522172660000} is an apocalyptic number.

11522172660000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11522172660000 is an abundant number, since it is smaller than the sum of its proper divisors (28262074180800).

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

11522172660000 is a wasteful number, since it uses less digits than its factorization.

11522172660000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10107221 (or 10107198 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

Adding to 11522172660000 its reverse (6627122511), we get a palindrome (11528799782511).

The spelling of 11522172660000 in words is "eleven trillion, five hundred twenty-two billion, one hundred seventy-two million, six hundred sixty thousand".