12122011122160 has 40 divisors (see below), whose sum is σ = 28192426435296. Its totient is φ = 4847298973440.

The previous prime is 12122011122121. The next prime is 12122011122187. The reversal of 12122011122160 is 6122111022121.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23263764 + ... + 23779123.

Almost surely, 2^{12122011122160} is an apocalyptic number.

12122011122160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12122011122160 is an abundant number, since it is smaller than the sum of its proper divisors (16070415313136).

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

12122011122160 is a wasteful number, since it uses less digits than its factorization.

12122011122160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47046121 (or 47046115 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 12122011122160 its reverse (6122111022121), we get a palindrome (18244122144281).

The spelling of 12122011122160 in words is "twelve trillion, one hundred twenty-two billion, eleven million, one hundred twenty-two thousand, one hundred sixty".