102100212111143 has 2 divisors, whose sum is σ = 102100212111144. Its totient is φ = 102100212111142.

The previous prime is 102100212111083. The next prime is 102100212111193. The reversal of 102100212111143 is 341111212001201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102100212111143 - 2¹⁶ = 102100212045607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102100212111193) 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, 51050106055571 + 51050106055572.

It is an arithmetic number, because the mean of its divisors is an integer number (51050106055572).

Almost surely, 2^{102100212111143} is an apocalyptic number.

102100212111143 is a deficient number, since it is larger than the sum of its proper divisors (1).

102100212111143 is an equidigital number, since it uses as much as digits as its factorization.

102100212111143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 102100212111143 its reverse (341111212001201), we get a palindrome (443211424112344).

The spelling of 102100212111143 in words is "one hundred two trillion, one hundred billion, two hundred twelve million, one hundred eleven thousand, one hundred forty-three".