100010550 has 24 divisors (see below), whose sum is σ = 248026536. Its totient is φ = 26669440.

The previous prime is 100010549. The next prime is 100010551. The reversal of 100010550 is 55010001.

It is an interprime number because it is at equal distance from previous prime (100010549) and next prime (100010551).

It is a super-2 number, since 2×100010550² = 20004220222605000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100010551) 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, 333219 + ... + 333518.

It is an arithmetic number, because the mean of its divisors is an integer number (10334439).

Almost surely, 2^100010550 is an apocalyptic number.

100010550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100010550 is an abundant number, since it is smaller than the sum of its proper divisors (148015986).

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

100010550 is a wasteful number, since it uses less digits than its factorization.

100010550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666752 (or 666747 counting only the distinct ones).

The product of its (nonzero) digits is 25, while the sum is 12.

The square root of 100010550 is about 10000.5274860879. The cubic root of 100010550 is about 464.1752057080.

Adding to 100010550 its reverse (55010001), we get a palindrome (155020551).

The spelling of 100010550 in words is "one hundred million, ten thousand, five hundred fifty".