101010101010999 has 16 divisors (see below), whose sum is σ = 138550288393440. Its totient is φ = 65411047065600.

The previous prime is 101010101010967. The next prime is 101010101011007. The reversal of 101010101010999 is 999010101010101.

It is not a de Polignac number, because 101010101010999 - 2⁵ = 101010101010967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101010101010499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 757005594 + ... + 757139015.

It is an arithmetic number, because the mean of its divisors is an integer number (8659393024590).

Almost surely, 2^{101010101010999} is an apocalyptic number.

101010101010999 is a deficient number, since it is larger than the sum of its proper divisors (37540187382441).

101010101010999 is a wasteful number, since it uses less digits than its factorization.

101010101010999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514145250.

The product of its (nonzero) digits is 729, while the sum is 33.

The spelling of 101010101010999 in words is "one hundred one trillion, ten billion, one hundred one million, ten thousand, nine hundred ninety-nine".