2102011212199 has 4 divisors (see below), whose sum is σ = 2102024649736. Its totient is φ = 2101997774664.

The previous prime is 2102011212167. The next prime is 2102011212209. The reversal of 2102011212199 is 9912121102012.

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

It is a cyclic number.

It is not a de Polignac number, because 2102011212199 - 2⁵ = 2102011212167 is a prime.

It is a super-2 number, since 2×2102011212199² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2102011212199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102011218199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6481329 + ... + 6797914.

It is an arithmetic number, because the mean of its divisors is an integer number (525506162434).

Almost surely, 2^{2102011212199} is an apocalyptic number.

2102011212199 is a deficient number, since it is larger than the sum of its proper divisors (13437537).

2102011212199 is a wasteful number, since it uses less digits than its factorization.

2102011212199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13437536.

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 2102011212199 in words is "two trillion, one hundred two billion, eleven million, two hundred twelve thousand, one hundred ninety-nine".