219115253103 has 4 divisors (see below), whose sum is σ = 292153670808. Its totient is φ = 146076835400.

The previous prime is 219115253089. The next prime is 219115253111. The reversal of 219115253103 is 301352511912.

219115253103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 219115253103 - 2⁴ = 219115253087 is a prime.

It is a super-2 number, since 2×219115253103² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (219115253113) 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 in 3 ways as a sum of consecutive naturals, for example, 36519208848 + ... + 36519208853.

It is an arithmetic number, because the mean of its divisors is an integer number (73038417702).

Almost surely, 2^219115253103 is an apocalyptic number.

219115253103 is a deficient number, since it is larger than the sum of its proper divisors (73038417705).

219115253103 is an equidigital number, since it uses as much as digits as its factorization.

219115253103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73038417704.

The product of its (nonzero) digits is 8100, while the sum is 33.

The spelling of 219115253103 in words is "two hundred nineteen billion, one hundred fifteen million, two hundred fifty-three thousand, one hundred three".