12002120020010 has 8 divisors (see below), whose sum is σ = 21603816036036. Its totient is φ = 4800848008000.

The previous prime is 12002120019977. The next prime is 12002120020039. The reversal of 12002120020010 is 1002002120021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11350113834049 + 652006185961 = 3368993^2 + 807469^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12002120019973 and 12002120020000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 600106000991 + ... + 600106001010.

Almost surely, 2^{12002120020010} is an apocalyptic number.

12002120020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12002120020010 is a deficient number, since it is larger than the sum of its proper divisors (9601696016026).

12002120020010 is a wasteful number, since it uses less digits than its factorization.

12002120020010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200212002008.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12002120020010 its reverse (1002002120021), we get a palindrome (13004122140031).

The spelling of 12002120020010 in words is "twelve trillion, two billion, one hundred twenty million, twenty thousand, ten".