2102119994 has 16 divisors (see below), whose sum is σ = 3411834720. Its totient is φ = 965608560.

The previous prime is 2102119991. The next prime is 2102119997. The reversal of 2102119994 is 4999112012.

It is an interprime number because it is at equal distance from previous prime (2102119991) and next prime (2102119997).

It is not an unprimeable number, because it can be changed into a prime (2102119991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186104 + ... + 197075.

It is an arithmetic number, because the mean of its divisors is an integer number (213239670).

Almost surely, 2^2102119994 is an apocalyptic number.

2102119994 is a deficient number, since it is larger than the sum of its proper divisors (1309714726).

2102119994 is a wasteful number, since it uses less digits than its factorization.

2102119994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383405.

The product of its (nonzero) digits is 11664, while the sum is 38.

The square root of 2102119994 is about 45848.8821455878. The cubic root of 2102119994 is about 1281.0099438926.

The spelling of 2102119994 in words is "two billion, one hundred two million, one hundred nineteen thousand, nine hundred ninety-four".