101111001010999 has 24 divisors (see below), whose sum is σ = 117681371615808. Its totient is φ = 86620565283840.

The previous prime is 101111001010949. The next prime is 101111001011023. The reversal of 101111001010999 is 999010100111101.

It is not a de Polignac number, because 101111001010999 - 2⁷ = 101111001010871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101111001010909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 893457979 + ... + 893571139.

It is an arithmetic number, because the mean of its divisors is an integer number (4903390483992).

Almost surely, 2^{101111001010999} is an apocalyptic number.

101111001010999 is a deficient number, since it is larger than the sum of its proper divisors (16570370604809).

101111001010999 is a wasteful number, since it uses less digits than its factorization.

101111001010999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122695 (or 122688 counting only the distinct ones).

The product of its (nonzero) digits is 729, while the sum is 34.

The spelling of 101111001010999 in words is "one hundred one trillion, one hundred eleven billion, one million, ten thousand, nine hundred ninety-nine".