100011000000073 has 2 divisors, whose sum is σ = 100011000000074. Its totient is φ = 100011000000072.

The previous prime is 100010999999969. The next prime is 100011000000077. The reversal of 100011000000073 is 370000000110001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80523127947024 + 19487872053049 = 8973468^2 + 4414507^2 .

It is a cyclic number.

It is not a de Polignac number, because 100011000000073 - 2²⁵ = 100010966445641 is a prime.

It is not a weakly prime, because it can be changed into another prime (100011000000077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005500000036 + 50005500000037.

It is an arithmetic number, because the mean of its divisors is an integer number (50005500000037).

Almost surely, 2^{100011000000073} is an apocalyptic number.

It is an amenable number.

100011000000073 is a deficient number, since it is larger than the sum of its proper divisors (1).

100011000000073 is an equidigital number, since it uses as much as digits as its factorization.

100011000000073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21, while the sum is 13.

Adding to 100011000000073 its reverse (370000000110001), we get a palindrome (470011000110074).

The spelling of 100011000000073 in words is "one hundred trillion, eleven billion, seventy-three", and thus it is an aban number.