1011100020099 has 32 divisors (see below), whose sum is σ = 1470774654720. Its totient is φ = 614113565568.

The previous prime is 1011100020083. The next prime is 1011100020101. The reversal of 1011100020099 is 9900200011101.

It is not a de Polignac number, because 1011100020099 - 2⁴ = 1011100020083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1011100020019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3145237 + ... + 3451769.

It is an arithmetic number, because the mean of its divisors is an integer number (45961707960).

Almost surely, 2^{1011100020099} is an apocalyptic number.

1011100020099 is a deficient number, since it is larger than the sum of its proper divisors (459674634621).

1011100020099 is a wasteful number, since it uses less digits than its factorization.

1011100020099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307651.

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

The spelling of 1011100020099 in words is "one trillion, eleven billion, one hundred million, twenty thousand, ninety-nine".