2100022102 has 4 divisors (see below), whose sum is σ = 3150033156. Its totient is φ = 1050011050.

The previous prime is 2100022097. The next prime is 2100022103. The reversal of 2100022102 is 2012200012.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100022103) 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 as a sum of consecutive naturals, namely, 525005524 + ... + 525005527.

It is an arithmetic number, because the mean of its divisors is an integer number (787508289).

Almost surely, 2^2100022102 is an apocalyptic number.

2100022102 is a deficient number, since it is larger than the sum of its proper divisors (1050011054).

2100022102 is a wasteful number, since it uses less digits than its factorization.

2100022102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050011053.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2100022102 is about 45825.9981015144. The cubic root of 2100022102 is about 1280.5836575687.

Adding to 2100022102 its reverse (2012200012), we get a palindrome (4112222114).

The spelling of 2100022102 in words is "two billion, one hundred million, twenty-two thousand, one hundred two".