102512110355611 has 4 divisors (see below), whose sum is σ = 111831393115224. Its totient is φ = 93192827596000.

The previous prime is 102512110355593. The next prime is 102512110355671. The reversal of 102512110355611 is 116553011215201.

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

It is not a de Polignac number, because 102512110355611 - 2¹⁷ = 102512110224539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102512110355671) 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, 4659641379790 + ... + 4659641379811.

It is an arithmetic number, because the mean of its divisors is an integer number (27957848278806).

Almost surely, 2^{102512110355611} is an apocalyptic number.

102512110355611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

102512110355611 is a deficient number, since it is larger than the sum of its proper divisors (9319282759613).

102512110355611 is an equidigital number, since it uses as much as digits as its factorization.

102512110355611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9319282759612.

The product of its (nonzero) digits is 9000, while the sum is 34.

The spelling of 102512110355611 in words is "one hundred two trillion, five hundred twelve billion, one hundred ten million, three hundred fifty-five thousand, six hundred eleven".