102010210111 has 2 divisors, whose sum is σ = 102010210112. Its totient is φ = 102010210110.

The previous prime is 102010210097. The next prime is 102010210123. The reversal of 102010210111 is 111012010201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102010210111 - 2¹³ = 102010201919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102010010111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51005105055 + 51005105056.

It is an arithmetic number, because the mean of its divisors is an integer number (51005105056).

Almost surely, 2^102010210111 is an apocalyptic number.

102010210111 is a deficient number, since it is larger than the sum of its proper divisors (1).

102010210111 is an equidigital number, since it uses as much as digits as its factorization.

102010210111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 102010210111 its reverse (111012010201), we get a palindrome (213022220312).

The spelling of 102010210111 in words is "one hundred two billion, ten million, two hundred ten thousand, one hundred eleven".