2102242212019 has 4 divisors (see below), whose sum is σ = 2102329181160. Its totient is φ = 2102155242880.

The previous prime is 2102242212017. The next prime is 2102242212079. The reversal of 2102242212019 is 9102122422012.

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 2102242212019 - 2¹ = 2102242212017 is a prime.

It is a super-2 number, since 2×2102242212019² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2102242212017) 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, 43448302 + ... + 43496659.

It is an arithmetic number, because the mean of its divisors is an integer number (525582295290).

Almost surely, 2^{2102242212019} is an apocalyptic number.

2102242212019 is a deficient number, since it is larger than the sum of its proper divisors (86969141).

2102242212019 is an equidigital number, since it uses as much as digits as its factorization.

2102242212019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86969140.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 2102242212019 in words is "two trillion, one hundred two billion, two hundred forty-two million, two hundred twelve thousand, nineteen".