102005343511 has 2 divisors, whose sum is σ = 102005343512. Its totient is φ = 102005343510.

The previous prime is 102005343443. The next prime is 102005343553. The reversal of 102005343511 is 115343500201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102005343511 - 2¹³ = 102005335319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102005343311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51002671755 + 51002671756.

It is an arithmetic number, because the mean of its divisors is an integer number (51002671756).

Almost surely, 2^102005343511 is an apocalyptic number.

102005343511 is a deficient number, since it is larger than the sum of its proper divisors (1).

102005343511 is an equidigital number, since it uses as much as digits as its factorization.

102005343511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 102005343511 its reverse (115343500201), we get a palindrome (217348843712).

The spelling of 102005343511 in words is "one hundred two billion, five million, three hundred forty-three thousand, five hundred eleven".