1101010555550 has 12 divisors (see below), whose sum is σ = 2047879633416. Its totient is φ = 440404222200.

The previous prime is 1101010555543. The next prime is 1101010555571. The reversal of 1101010555550 is 555550101011.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 11010105506 + ... + 11010105605.

It is an arithmetic number, because the mean of its divisors is an integer number (170656636118).

Almost surely, 2^{1101010555550} is an apocalyptic number.

1101010555550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101010555550 is a deficient number, since it is larger than the sum of its proper divisors (946869077866).

1101010555550 is a wasteful number, since it uses less digits than its factorization.

1101010555550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22020211123 (or 22020211118 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 29.

Adding to 1101010555550 its reverse (555550101011), we get a palindrome (1656560656561).

The spelling of 1101010555550 in words is "one trillion, one hundred one billion, ten million, five hundred fifty-five thousand, five hundred fifty".