105140202 has 8 divisors (see below), whose sum is σ = 210280416. Its totient is φ = 35046732.

The previous prime is 105140197. The next prime is 105140209. The reversal of 105140202 is 202041501.

It is a sphenic number, since it is the product of 3 distinct primes.

105140202 is an admirable number.

It is a super-2 number, since 2×105140202² = 22108924153201608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105140209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8761678 + ... + 8761689.

It is an arithmetic number, because the mean of its divisors is an integer number (26285052).

Almost surely, 2^105140202 is an apocalyptic number.

105140202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

105140202 is a wasteful number, since it uses less digits than its factorization.

105140202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17523372.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 105140202 is about 10253.7896409084. The cubic root of 105140202 is about 471.9792824623.

Adding to 105140202 its reverse (202041501), we get a palindrome (307181703).

The spelling of 105140202 in words is "one hundred five million, one hundred forty thousand, two hundred two".