1002111099 has 16 divisors (see below), whose sum is σ = 1463992320. Its totient is φ = 604683360.

The previous prime is 1002111083. The next prime is 1002111107. The reversal of 1002111099 is 9901112001.

It is not a de Polignac number, because 1002111099 - 2⁴ = 1002111083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002111029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58747 + ... + 73860.

It is an arithmetic number, because the mean of its divisors is an integer number (91499520).

Almost surely, 2^1002111099 is an apocalyptic number.

1002111099 is a deficient number, since it is larger than the sum of its proper divisors (461881221).

1002111099 is a wasteful number, since it uses less digits than its factorization.

1002111099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132850.

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

The square root of 1002111099 is about 31656.1384094776. The cubic root of 1002111099 is about 1000.7032050534.

It can be divided in two parts, 1002 and 111099, that added together give a triangular number (112101 = T₄₇₃).

The spelling of 1002111099 in words is "one billion, two million, one hundred eleven thousand, ninety-nine".