12021373270160 has 40 divisors (see below), whose sum is σ = 28052828301696. Its totient is φ = 4790805575040.

The previous prime is 12021373270121. The next prime is 12021373270171. The reversal of 12021373270160 is 6107237312021.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 12021373270160.

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, 277224014 + ... + 277267373.

Almost surely, 2^{12021373270160} is an apocalyptic number.

12021373270160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12021373270160 is an abundant number, since it is smaller than the sum of its proper divisors (16031455031536).

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

12021373270160 is a wasteful number, since it uses less digits than its factorization.

12021373270160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554491671 (or 554491665 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The spelling of 12021373270160 in words is "twelve trillion, twenty-one billion, three hundred seventy-three million, two hundred seventy thousand, one hundred sixty".