12212021202010 has 96 divisors (see below), whose sum is σ = 26424204694272. Its totient is φ = 4049115235200.

The previous prime is 12212021201999. The next prime is 12212021202047. The reversal of 12212021202010 is 1020212021221.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 741202 + ... + 4997341.

It is an arithmetic number, because the mean of its divisors is an integer number (275252132232).

Almost surely, 2^{12212021202010} is an apocalyptic number.

12212021202010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12212021202010 is an abundant number, since it is smaller than the sum of its proper divisors (14212183492262).

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

12212021202010 is a wasteful number, since it uses less digits than its factorization.

12212021202010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5738708 (or 5738701 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12212021202010 its reverse (1020212021221), we get a palindrome (13232233223231).

The spelling of 12212021202010 in words is "twelve trillion, two hundred twelve billion, twenty-one million, two hundred two thousand, ten".