201212012983 has 2 divisors, whose sum is σ = 201212012984. Its totient is φ = 201212012982.

The previous prime is 201212012927. The next prime is 201212013017. The reversal of 201212012983 is 389210212102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201212012983 - 2⁹ = 201212012471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201212012783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100606006491 + 100606006492.

It is an arithmetic number, because the mean of its divisors is an integer number (100606006492).

Almost surely, 2^201212012983 is an apocalyptic number.

201212012983 is a deficient number, since it is larger than the sum of its proper divisors (1).

201212012983 is an equidigital number, since it uses as much as digits as its factorization.

201212012983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 201212012983 in words is "two hundred one billion, two hundred twelve million, twelve thousand, nine hundred eighty-three".