101195432887 has 2 divisors, whose sum is σ = 101195432888. Its totient is φ = 101195432886.

The previous prime is 101195432873. The next prime is 101195432957. The reversal of 101195432887 is 788234591101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101195432887 - 2²³ = 101187044279 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101195432887.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101195436887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50597716443 + 50597716444.

It is an arithmetic number, because the mean of its divisors is an integer number (50597716444).

Almost surely, 2^101195432887 is an apocalyptic number.

101195432887 is a deficient number, since it is larger than the sum of its proper divisors (1).

101195432887 is an equidigital number, since it uses as much as digits as its factorization.

101195432887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 49.

The spelling of 101195432887 in words is "one hundred one billion, one hundred ninety-five million, four hundred thirty-two thousand, eight hundred eighty-seven".