105050100 has 72 divisors (see below), whose sum is σ = 307042848. Its totient is φ = 27728000.

The previous prime is 105050087. The next prime is 105050117. The reversal of 105050100 is 1050501.

It is a super-2 number, since 2×105050100² = 22071047020020000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 28567 + ... + 32033.

It is an arithmetic number, because the mean of its divisors is an integer number (4264484).

Almost surely, 2^105050100 is an apocalyptic number.

105050100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 105050100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153521424).

105050100 is an abundant number, since it is smaller than the sum of its proper divisors (201992748).

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

105050100 is a wasteful number, since it uses less digits than its factorization.

105050100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3585 (or 3578 counting only the distinct ones).

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

The square root of 105050100 is about 10249.3951041025. The cubic root of 105050100 is about 471.8444199004.

Multiplying 105050100 by its reverse (1050501), we get a square (110355235100100 = 10505010²).

105050100 divided by its reverse (1050501) gives a square (100 = 10²).

The spelling of 105050100 in words is "one hundred five million, fifty thousand, one hundred".