202112111219 has 2 divisors, whose sum is σ = 202112111220. Its totient is φ = 202112111218.

The previous prime is 202112111207. The next prime is 202112111237. The reversal of 202112111219 is 912111211202.

It is a happy number.

202112111219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202112111219 is a prime.

It is a super-2 number, since 2×202112111219² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202112111194 and 202112111203.

It is not a weakly prime, because it can be changed into another prime (202112111119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101056055609 + 101056055610.

It is an arithmetic number, because the mean of its divisors is an integer number (101056055610).

Almost surely, 2^202112111219 is an apocalyptic number.

202112111219 is a deficient number, since it is larger than the sum of its proper divisors (1).

202112111219 is an equidigital number, since it uses as much as digits as its factorization.

202112111219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 23.

The spelling of 202112111219 in words is "two hundred two billion, one hundred twelve million, one hundred eleven thousand, two hundred nineteen".