101412242 has 16 divisors (see below), whose sum is σ = 161263872. Its totient is φ = 47664960.

The previous prime is 101412203. The next prime is 101412247. The reversal of 101412242 is 242214101.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 101412242.

It is not an unprimeable number, because it can be changed into a prime (101412247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40643 + ... + 43065.

It is an arithmetic number, because the mean of its divisors is an integer number (10078992).

Almost surely, 2^101412242 is an apocalyptic number.

101412242 is a deficient number, since it is larger than the sum of its proper divisors (59851630).

101412242 is a wasteful number, since it uses less digits than its factorization.

101412242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3673.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 101412242 is about 10070.3645415645. The cubic root of 101412242 is about 466.3336929736. Note that the first 3 decimals are identical.

Adding to 101412242 its reverse (242214101), we get a palindrome (343626343).

The spelling of 101412242 in words is "one hundred one million, four hundred twelve thousand, two hundred forty-two".