12021210002012 has 24 divisors (see below), whose sum is σ = 22131391892400. Its totient is φ = 5704981014656.

The previous prime is 12021210001987. The next prime is 12021210002077. The reversal of 12021210002012 is 21020001212021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 878222993 + ... + 878236680.

It is an arithmetic number, because the mean of its divisors is an integer number (922141328850).

Almost surely, 2^{12021210002012} is an apocalyptic number.

It is an amenable number.

12021210002012 is a deficient number, since it is larger than the sum of its proper divisors (10110181890388).

12021210002012 is a wasteful number, since it uses less digits than its factorization.

12021210002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1756459765 (or 1756459763 counting only the distinct ones).

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

Adding to 12021210002012 its reverse (21020001212021), we get a palindrome (33041211214033).

The spelling of 12021210002012 in words is "twelve trillion, twenty-one billion, two hundred ten million, two thousand, twelve".