102712075511 has 2 divisors, whose sum is σ = 102712075512. Its totient is φ = 102712075510.

The previous prime is 102712075489. The next prime is 102712075589. The reversal of 102712075511 is 115570217201.

It is a weak prime.

It is an emirp because it is prime and its reverse (115570217201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102712075511 is a prime.

It is a super-2 number, since 2×102712075511² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102712075811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51356037755 + 51356037756.

It is an arithmetic number, because the mean of its divisors is an integer number (51356037756).

Almost surely, 2^102712075511 is an apocalyptic number.

102712075511 is a deficient number, since it is larger than the sum of its proper divisors (1).

102712075511 is an equidigital number, since it uses as much as digits as its factorization.

102712075511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4900, while the sum is 32.

The spelling of 102712075511 in words is "one hundred two billion, seven hundred twelve million, seventy-five thousand, five hundred eleven".