1100001012099 has 16 divisors (see below), whose sum is σ = 1600173062400. Its totient is φ = 666595784160.

The previous prime is 1100001012083. The next prime is 1100001012161. The reversal of 1100001012099 is 9902101000011.

It is not a de Polignac number, because 1100001012099 - 2⁴ = 1100001012083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100001012599) 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, 1474207 + ... + 2091240.

It is an arithmetic number, because the mean of its divisors is an integer number (100010816400).

Almost surely, 2^{1100001012099} is an apocalyptic number.

1100001012099 is a deficient number, since it is larger than the sum of its proper divisors (500172050301).

1100001012099 is a wasteful number, since it uses less digits than its factorization.

1100001012099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3574810.

The product of its (nonzero) digits is 162, while the sum is 24.

The spelling of 1100001012099 in words is "one trillion, one hundred billion, one million, twelve thousand, ninety-nine".