2104210103550 has 48 divisors (see below), whose sum is σ = 5264621993520. Its totient is φ = 556157002240.

The previous prime is 2104210103533. The next prime is 2104210103563. The reversal of 2104210103550 is 553010124012.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 2104210103550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62054145 + ... + 62088044.

It is an arithmetic number, because the mean of its divisors is an integer number (109679624865).

Almost surely, 2^{2104210103550} is an apocalyptic number.

2104210103550 is an abundant number, since it is smaller than the sum of its proper divisors (3160411889970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2104210103550 is a wasteful number, since it uses less digits than its factorization.

2104210103550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124142317 (or 124142312 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 2104210103550 its reverse (553010124012), we get a palindrome (2657220227562).

The spelling of 2104210103550 in words is "two trillion, one hundred four billion, two hundred ten million, one hundred three thousand, five hundred fifty".