11050100100550 has 36 divisors (see below), whose sum is σ = 23908808426940. Its totient is φ = 3788605747920.

The previous prime is 11050100100517. The next prime is 11050100100563. The reversal of 11050100100550 is 5500100105011.

It is a happy number.

It is a super-2 number, since 2×11050100100550² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2255120020 + ... + 2255124919.

It is an arithmetic number, because the mean of its divisors is an integer number (664133567415).

Almost surely, 2^{11050100100550} is an apocalyptic number.

11050100100550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11050100100550 is an abundant number, since it is smaller than the sum of its proper divisors (12858708326390).

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

11050100100550 is a wasteful number, since it uses less digits than its factorization.

11050100100550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4510244965 (or 4510244953 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 19.

Adding to 11050100100550 its reverse (5500100105011), we get a palindrome (16550200205561).

The spelling of 11050100100550 in words is "eleven trillion, fifty billion, one hundred million, one hundred thousand, five hundred fifty".