12000002021210 has 32 divisors (see below), whose sum is σ = 25090402361472. Its totient is φ = 4046839087680.

The previous prime is 12000002021191. The next prime is 12000002021303. The reversal of 12000002021210 is 1212020000021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12000002021191 and 12000002021200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1405148192 + ... + 1405156731.

It is an arithmetic number, because the mean of its divisors is an integer number (784075073796).

Almost surely, 2^{12000002021210} is an apocalyptic number.

12000002021210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12000002021210 is an abundant number, since it is smaller than the sum of its proper divisors (13090400340262).

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

12000002021210 is a wasteful number, since it uses less digits than its factorization.

12000002021210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2810304998.

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

Adding to 12000002021210 its reverse (1212020000021), we get a palindrome (13212022021231).

The spelling of 12000002021210 in words is "twelve trillion, two million, twenty-one thousand, two hundred ten".