2100210002 has 16 divisors (see below), whose sum is σ = 3442299552. Its totient is φ = 953087520.

The previous prime is 2100209989. The next prime is 2100210019. The reversal of 2100210002 is 2000120012.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 63788 + ... + 90935.

It is an arithmetic number, because the mean of its divisors is an integer number (215143722).

Almost surely, 2^2100210002 is an apocalyptic number.

2100210002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2100210002 is a deficient number, since it is larger than the sum of its proper divisors (1342089550).

2100210002 is a wasteful number, since it uses less digits than its factorization.

2100210002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155353.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 2100210002 is about 45828.0482019472. The cubic root of 2100210002 is about 1280.6218499434.

Adding to 2100210002 its reverse (2000120012), we get a palindrome (4100330014).

The spelling of 2100210002 in words is "two billion, one hundred million, two hundred ten thousand, two".