1010105105550 has 24 divisors (see below), whose sum is σ = 2505060662136. Its totient is φ = 269361361440.

The previous prime is 1010105105543. The next prime is 1010105105557. The reversal of 1010105105550 is 555015010101.

It is an interprime number because it is at equal distance from previous prime (1010105105543) and next prime (1010105105557).

It is a self number, because there is not a number n which added to its sum of digits gives 1010105105550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010105105557) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3367016869 + ... + 3367017168.

It is an arithmetic number, because the mean of its divisors is an integer number (104377527589).

Almost surely, 2^{1010105105550} is an apocalyptic number.

1010105105550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1010105105550 is an abundant number, since it is smaller than the sum of its proper divisors (1494955556586).

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

1010105105550 is a wasteful number, since it uses less digits than its factorization.

1010105105550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6734034052 (or 6734034047 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 24.

The spelling of 1010105105550 in words is "one trillion, ten billion, one hundred five million, one hundred five thousand, five hundred fifty".