12002220330320 has 40 divisors (see below), whose sum is σ = 30441995203680. Its totient is φ = 4364443756160.

The previous prime is 12002220330299. The next prime is 12002220330367. The reversal of 12002220330320 is 2303302220021.

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

It is a super-2 number, since 2×12002220330320² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 12002220330292 and 12002220330301.

It is a congruent number.

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, 6819442490 + ... + 6819444249.

It is an arithmetic number, because the mean of its divisors is an integer number (761049880092).

Almost surely, 2^{12002220330320} is an apocalyptic number.

12002220330320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12002220330320 is an abundant number, since it is smaller than the sum of its proper divisors (18439774873360).

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

12002220330320 is a wasteful number, since it uses less digits than its factorization.

12002220330320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13638886763 (or 13638886757 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 12002220330320 its reverse (2303302220021), we get a palindrome (14305522550341).

The spelling of 12002220330320 in words is "twelve trillion, two billion, two hundred twenty million, three hundred thirty thousand, three hundred twenty".