101024442139 has 2 divisors, whose sum is σ = 101024442140. Its totient is φ = 101024442138.

The previous prime is 101024442121. The next prime is 101024442209. The reversal of 101024442139 is 931244420101.

It is a weak prime.

It is an emirp because it is prime and its reverse (931244420101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 101024442139 - 2⁵ = 101024442107 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101024442139.

It is not a weakly prime, because it can be changed into another prime (101024542139) 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 as a sum of consecutive naturals, namely, 50512221069 + 50512221070.

It is an arithmetic number, because the mean of its divisors is an integer number (50512221070).

Almost surely, 2^101024442139 is an apocalyptic number.

101024442139 is a deficient number, since it is larger than the sum of its proper divisors (1).

101024442139 is an equidigital number, since it uses as much as digits as its factorization.

101024442139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 101024442139 in words is "one hundred one billion, twenty-four million, four hundred forty-two thousand, one hundred thirty-nine".