2100100010102 has 8 divisors (see below), whose sum is σ = 3150165277512. Its totient is φ = 1050044917600.

The previous prime is 2100100010077. The next prime is 2100100010143. The reversal of 2100100010102 is 2010100010012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2100100010102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2004899 + ... + 2867022.

It is an arithmetic number, because the mean of its divisors is an integer number (393770659689).

Almost surely, 2^{2100100010102} is an apocalyptic number.

2100100010102 is a deficient number, since it is larger than the sum of its proper divisors (1050065267410).

2100100010102 is a wasteful number, since it uses less digits than its factorization.

2100100010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5087454.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 2100100010102 its reverse (2010100010012), we get a palindrome (4110200020114).

The spelling of 2100100010102 in words is "two trillion, one hundred billion, one hundred million, ten thousand, one hundred two".