210102012111983 has 2 divisors, whose sum is σ = 210102012111984. Its totient is φ = 210102012111982.

The previous prime is 210102012111977. The next prime is 210102012112019. The reversal of 210102012111983 is 389111210201012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210102012111983 - 2¹⁸ = 210102011849839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210102012111583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105051006055991 + 105051006055992.

It is an arithmetic number, because the mean of its divisors is an integer number (105051006055992).

Almost surely, 2^{210102012111983} is an apocalyptic number.

210102012111983 is a deficient number, since it is larger than the sum of its proper divisors (1).

210102012111983 is an equidigital number, since it uses as much as digits as its factorization.

210102012111983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 32.

Adding to 210102012111983 its reverse (389111210201012), we get a palindrome (599213222312995).

The spelling of 210102012111983 in words is "two hundred ten trillion, one hundred two billion, twelve million, one hundred eleven thousand, nine hundred eighty-three".