102851101061 has 8 divisors (see below), whose sum is σ = 104012991000. Its totient is φ = 101689350400.

The previous prime is 102851101057. The next prime is 102851101099. The reversal of 102851101061 is 160101158201.

It can be written as a sum of positive squares in 4 ways, for example, as 23942920225 + 78908180836 = 154735^2 + 280906^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102851101061 - 2² = 102851101057 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102851101061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102851101021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2421911 + ... + 2464011.

It is an arithmetic number, because the mean of its divisors is an integer number (13001623875).

Almost surely, 2^102851101061 is an apocalyptic number.

It is an amenable number.

102851101061 is a deficient number, since it is larger than the sum of its proper divisors (1161889939).

102851101061 is an equidigital number, since it uses as much as digits as its factorization.

102851101061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69639.

The product of its (nonzero) digits is 480, while the sum is 26.

Adding to 102851101061 its reverse (160101158201), we get a palindrome (262952259262).

The spelling of 102851101061 in words is "one hundred two billion, eight hundred fifty-one million, one hundred one thousand, sixty-one".