2104210462919 has 4 divisors (see below), whose sum is σ = 2214958382040. Its totient is φ = 1993462543800.

The previous prime is 2104210462909. The next prime is 2104210463011. The reversal of 2104210462919 is 9192640124012.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2104210462919 is a prime.

It is a super-2 number, since 2×2104210462919² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104210462909) 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, 55373959532 + ... + 55373959569.

It is an arithmetic number, because the mean of its divisors is an integer number (553739595510).

Almost surely, 2^{2104210462919} is an apocalyptic number.

2104210462919 is a deficient number, since it is larger than the sum of its proper divisors (110747919121).

2104210462919 is a wasteful number, since it uses less digits than its factorization.

2104210462919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110747919120.

The product of its (nonzero) digits is 62208, while the sum is 41.

The spelling of 2104210462919 in words is "two trillion, one hundred four billion, two hundred ten million, four hundred sixty-two thousand, nine hundred nineteen".