212001211120012 has 24 divisors (see below), whose sum is σ = 377193012359072. Its totient is φ = 104232782620800.

The previous prime is 212001211119961. The next prime is 212001211120021. The reversal of 212001211120012 is 210021112100212.

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 7 ways as a sum of consecutive naturals, for example, 124603689 + ... + 126293632.

Almost surely, 2^{212001211120012} is an apocalyptic number.

It is an amenable number.

212001211120012 is a deficient number, since it is larger than the sum of its proper divisors (165191801239060).

212001211120012 is a wasteful number, since it uses less digits than its factorization.

212001211120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250900849 (or 250900847 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212001211120012 its reverse (210021112100212), we get a palindrome (422022323220224).

The spelling of 212001211120012 in words is "two hundred twelve trillion, one billion, two hundred eleven million, one hundred twenty thousand, twelve".