2102212111202 has 72 divisors (see below), whose sum is σ = 3871880482176. Its totient is φ = 838481095584.

The previous prime is 2102212111193. The next prime is 2102212111211. The reversal of 2102212111202 is 2021112122012.

It is an interprime number because it is at equal distance from previous prime (2102212111193) and next prime (2102212111211).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 10035143 + ... + 10242485.

It is an arithmetic number, because the mean of its divisors is an integer number (53776117808).

Almost surely, 2^{2102212111202} is an apocalyptic number.

2102212111202 is a deficient number, since it is larger than the sum of its proper divisors (1769668370974).

2102212111202 is a wasteful number, since it uses less digits than its factorization.

2102212111202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207472 (or 207412 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2102212111202 its reverse (2021112122012), we get a palindrome (4123324233214).

The spelling of 2102212111202 in words is "two trillion, one hundred two billion, two hundred twelve million, one hundred eleven thousand, two hundred two".