102060511111 has 4 divisors (see below), whose sum is σ = 109911319672. Its totient is φ = 94209702552.

The previous prime is 102060511103. The next prime is 102060511117. The reversal of 102060511111 is 111115060201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102060511111 - 2³ = 102060511103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102060511117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3925404261 + ... + 3925404286.

It is an arithmetic number, because the mean of its divisors is an integer number (27477829918).

Almost surely, 2^102060511111 is an apocalyptic number.

102060511111 is a deficient number, since it is larger than the sum of its proper divisors (7850808561).

102060511111 is an equidigital number, since it uses as much as digits as its factorization.

102060511111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7850808560.

The product of its (nonzero) digits is 60, while the sum is 19.

Adding to 102060511111 its reverse (111115060201), we get a palindrome (213175571312).

The spelling of 102060511111 in words is "one hundred two billion, sixty million, five hundred eleven thousand, one hundred eleven".