12021101002002 has 32 divisors (see below), whose sum is σ = 24177869599680. Its totient is φ = 3984424908800.

The previous prime is 12021101001997. The next prime is 12021101002007. The reversal of 12021101002002 is 20020010112021.

It is an interprime number because it is at equal distance from previous prime (12021101001997) and next prime (12021101002007).

It is not an unprimeable number, because it can be changed into a prime (12021101002007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19458538 + ... + 20066810.

It is an arithmetic number, because the mean of its divisors is an integer number (755558424990).

Almost surely, 2^{12021101002002} is an apocalyptic number.

12021101002002 is an abundant number, since it is smaller than the sum of its proper divisors (12156768597678).

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

12021101002002 is a wasteful number, since it uses less digits than its factorization.

12021101002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626858.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12021101002002 its reverse (20020010112021), we get a palindrome (32041111114023).

The spelling of 12021101002002 in words is "twelve trillion, twenty-one billion, one hundred one million, two thousand, two".