911000000101 has 2 divisors, whose sum is σ = 911000000102. Its totient is φ = 911000000100.

The previous prime is 911000000093. The next prime is 911000000137. The reversal of 911000000101 is 101000000119.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 805228049025 + 105771951076 = 897345^2 + 325226^2 .

It is a cyclic number.

It is not a de Polignac number, because 911000000101 - 2³ = 911000000093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (911001000101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 455500000050 + 455500000051.

It is an arithmetic number, because the mean of its divisors is an integer number (455500000051).

Almost surely, 2^911000000101 is an apocalyptic number.

It is an amenable number.

911000000101 is a deficient number, since it is larger than the sum of its proper divisors (1).

911000000101 is an equidigital number, since it uses as much as digits as its factorization.

911000000101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9, while the sum is 13.

The spelling of 911000000101 in words is "nine hundred eleven billion, one hundred one", and thus it is an aban number.