100002100210 has 16 divisors (see below), whose sum is σ = 180127690776. Its totient is φ = 39973304448.

The previous prime is 100002100141. The next prime is 100002100217. The reversal of 100002100210 is 12001200001.

It can be written as a sum of positive squares in 4 ways, for example, as 91677545089 + 8324555121 = 302783^2 + 91239^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100002100193 and 100002100202.

It is not an unprimeable number, because it can be changed into a prime (100002100217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3426699 + ... + 3455758.

Almost surely, 2^100002100210 is an apocalyptic number.

100002100210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100002100210 is a deficient number, since it is larger than the sum of its proper divisors (80125590566).

100002100210 is a wasteful number, since it uses less digits than its factorization.

100002100210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6883917.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 100002100210 its reverse (12001200001), we get a palindrome (112003300211).

The spelling of 100002100210 in words is "one hundred billion, two million, one hundred thousand, two hundred ten".