12021102101012 has 12 divisors (see below), whose sum is σ = 21087136146720. Its totient is φ = 5996206059096.

The previous prime is 12021102101009. The next prime is 12021102101053. The reversal of 12021102101012 is 21010120112021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3586245968 + ... + 3586249319.

It is an arithmetic number, because the mean of its divisors is an integer number (1757261345560).

Almost surely, 2^{12021102101012} is an apocalyptic number.

It is an amenable number.

12021102101012 is a deficient number, since it is larger than the sum of its proper divisors (9066034045708).

12021102101012 is a wasteful number, since it uses less digits than its factorization.

12021102101012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7172495710 (or 7172495708 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12021102101012 its reverse (21010120112021), we get a palindrome (33031222213033).

The spelling of 12021102101012 in words is "twelve trillion, twenty-one billion, one hundred two million, one hundred one thousand, twelve".