101608506851 has 2 divisors, whose sum is σ = 101608506852. Its totient is φ = 101608506850.

The previous prime is 101608506799. The next prime is 101608506889. The reversal of 101608506851 is 158605806101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101608506851 - 2⁶ = 101608506787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101608506799 and 101608506808.

It is not a weakly prime, because it can be changed into another prime (101608506551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50804253425 + 50804253426.

It is an arithmetic number, because the mean of its divisors is an integer number (50804253426).

Almost surely, 2^101608506851 is an apocalyptic number.

101608506851 is a deficient number, since it is larger than the sum of its proper divisors (1).

101608506851 is an equidigital number, since it uses as much as digits as its factorization.

101608506851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 57600, while the sum is 41.

The spelling of 101608506851 in words is "one hundred one billion, six hundred eight million, five hundred six thousand, eight hundred fifty-one".