1000101001111 has 4 divisors (see below), whose sum is σ = 1002328398000. Its totient is φ = 997873604224.

The previous prime is 1000101001091. The next prime is 1000101001153. The reversal of 1000101001111 is 1111001010001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1000101001111 - 2⁵ = 1000101001079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000101001094 and 1000101001103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000101001811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1113697771 + ... + 1113698668.

It is an arithmetic number, because the mean of its divisors is an integer number (250582099500).

Almost surely, 2^{1000101001111} is an apocalyptic number.

1000101001111 is a deficient number, since it is larger than the sum of its proper divisors (2227396889).

1000101001111 is an equidigital number, since it uses as much as digits as its factorization.

1000101001111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2227396888.

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 1000101001111 its reverse (1111001010001), we get a palindrome (2111102011112).

The spelling of 1000101001111 in words is "one trillion, one hundred one million, one thousand, one hundred eleven".