12021021101202 has 32 divisors (see below), whose sum is σ = 25461385584192. Its totient is φ = 3770544351744.

The previous prime is 12021021101191. The next prime is 12021021101209. The reversal of 12021021101202 is 20210112012021.

It is not an unprimeable number, because it can be changed into a prime (12021021101209) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 11307363 + ... + 12324710.

It is an arithmetic number, because the mean of its divisors is an integer number (795668299506).

Almost surely, 2^{12021021101202} is an apocalyptic number.

12021021101202 is an abundant number, since it is smaller than the sum of its proper divisors (13440364482990).

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

12021021101202 is a wasteful number, since it uses less digits than its factorization.

12021021101202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23637082.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12021021101202 its reverse (20210112012021), we get a palindrome (32231133113223).

The spelling of 12021021101202 in words is "twelve trillion, twenty-one billion, twenty-one million, one hundred one thousand, two hundred two".