102010121211071 has 2 divisors, whose sum is σ = 102010121211072. Its totient is φ = 102010121211070.

The previous prime is 102010121210957. The next prime is 102010121211083. The reversal of 102010121211071 is 170112121010201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102010121211071 - 2¹⁸ = 102010120948927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102010121211091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51005060605535 + 51005060605536.

It is an arithmetic number, because the mean of its divisors is an integer number (51005060605536).

Almost surely, 2^{102010121211071} is an apocalyptic number.

102010121211071 is a deficient number, since it is larger than the sum of its proper divisors (1).

102010121211071 is an equidigital number, since it uses as much as digits as its factorization.

102010121211071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 20.

Adding to 102010121211071 its reverse (170112121010201), we get a palindrome (272122242221272).

The spelling of 102010121211071 in words is "one hundred two trillion, ten billion, one hundred twenty-one million, two hundred eleven thousand, seventy-one".