12012100202012 has 6 divisors (see below), whose sum is σ = 21021175353528. Its totient is φ = 6006050101004.

The previous prime is 12012100201999. The next prime is 12012100202017. The reversal of 12012100202012 is 21020200121021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012100202017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1501512525248 + ... + 1501512525255.

It is an arithmetic number, because the mean of its divisors is an integer number (3503529225588).

Almost surely, 2^{12012100202012} is an apocalyptic number.

It is an amenable number.

12012100202012 is a deficient number, since it is larger than the sum of its proper divisors (9009075151516).

12012100202012 is a wasteful number, since it uses less digits than its factorization.

12012100202012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3003025050507 (or 3003025050505 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12012100202012 its reverse (21020200121021), we get a palindrome (33032300323033).

The spelling of 12012100202012 in words is "twelve trillion, twelve billion, one hundred million, two hundred two thousand, twelve".