2100300012102 has 16 divisors (see below), whose sum is σ = 4200680189232. Its totient is φ = 700086643200.

The previous prime is 2100300012077. The next prime is 2100300012103. The reversal of 2100300012102 is 2012100030012.

It is a super-2 number, since 2×2100300012102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100300012103) 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, 2996899 + ... + 3630702.

It is an arithmetic number, because the mean of its divisors is an integer number (262542511827).

Almost surely, 2^{2100300012102} is an apocalyptic number.

2100300012102 is an abundant number, since it is smaller than the sum of its proper divisors (2100380177130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2100300012102 is a wasteful number, since it uses less digits than its factorization.

2100300012102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6680423.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 2100300012102 its reverse (2012100030012), we get a palindrome (4112400042114).

The spelling of 2100300012102 in words is "two trillion, one hundred billion, three hundred million, twelve thousand, one hundred two".