100001011108949 has 2 divisors, whose sum is σ = 100001011108950. Its totient is φ = 100001011108948.

The previous prime is 100001011108931. The next prime is 100001011109003. The reversal of 100001011108949 is 949801110100001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99663283922500 + 337727186449 = 9983150^2 + 581143^2 .

It is a cyclic number.

It is not a de Polignac number, because 100001011108949 - 2⁴⁰ = 98901499481173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100001011008949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000505554474 + 50000505554475.

It is an arithmetic number, because the mean of its divisors is an integer number (50000505554475).

Almost surely, 2^{100001011108949} is an apocalyptic number.

It is an amenable number.

100001011108949 is a deficient number, since it is larger than the sum of its proper divisors (1).

100001011108949 is an equidigital number, since it uses as much as digits as its factorization.

100001011108949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 35.

The spelling of 100001011108949 in words is "one hundred trillion, one billion, eleven million, one hundred eight thousand, nine hundred forty-nine".