2113103212102 has 16 divisors (see below), whose sum is σ = 3173647479552. Its totient is φ = 1055221554240.

The previous prime is 2113103212093. The next prime is 2113103212151. The reversal of 2113103212102 is 2012123013112.

It is a self number, because there is not a number n which added to its sum of digits gives 2113103212102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4891258 + ... + 5305714.

It is an arithmetic number, because the mean of its divisors is an integer number (198352967472).

Almost surely, 2^{2113103212102} is an apocalyptic number.

2113103212102 is a deficient number, since it is larger than the sum of its proper divisors (1060544267450).

2113103212102 is a wasteful number, since it uses less digits than its factorization.

2113103212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417663.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2113103212102 its reverse (2012123013112), we get a palindrome (4125226225214).

The spelling of 2113103212102 in words is "two trillion, one hundred thirteen billion, one hundred three million, two hundred twelve thousand, one hundred two".