105018102 has 24 divisors (see below), whose sum is σ = 260045136. Its totient is φ = 30005136.

The previous prime is 105018101. The next prime is 105018113. The reversal of 105018102 is 201810501.

It is a super-2 number, since 2×105018102² = 22057603495364808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105018101) 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, 416613 + ... + 416864.

It is an arithmetic number, because the mean of its divisors is an integer number (10835214).

Almost surely, 2^105018102 is an apocalyptic number.

105018102 is an abundant number, since it is smaller than the sum of its proper divisors (155027034).

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

105018102 is a wasteful number, since it uses less digits than its factorization.

105018102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833492 (or 833489 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 105018102 is about 10247.8340150492. The cubic root of 105018102 is about 471.7965074886.

Adding to 105018102 its reverse (201810501), we get a palindrome (306828603).

The spelling of 105018102 in words is "one hundred five million, eighteen thousand, one hundred two".