101976042823 has 2 divisors, whose sum is σ = 101976042824. Its totient is φ = 101976042822.

The previous prime is 101976042811. The next prime is 101976042853. The reversal of 101976042823 is 328240679101.

It is a weak prime.

It is an emirp because it is prime and its reverse (328240679101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101976042823 is a prime.

It is a super-2 number, since 2×101976042823² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101976042823.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101976042853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50988021411 + 50988021412.

It is an arithmetic number, because the mean of its divisors is an integer number (50988021412).

Almost surely, 2^101976042823 is an apocalyptic number.

101976042823 is a deficient number, since it is larger than the sum of its proper divisors (1).

101976042823 is an equidigital number, since it uses as much as digits as its factorization.

101976042823 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 43.

The spelling of 101976042823 in words is "one hundred one billion, nine hundred seventy-six million, forty-two thousand, eight hundred twenty-three".