101018244 has 12 divisors (see below), whose sum is σ = 235709264. Its totient is φ = 33672744.

The previous prime is 101018237. The next prime is 101018249. The reversal of 101018244 is 442810101.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 101018244.

It is not an unprimeable number, because it can be changed into a prime (101018249) 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, 4209082 + ... + 4209105.

Almost surely, 2^101018244 is an apocalyptic number.

It is an amenable number.

101018244 is an abundant number, since it is smaller than the sum of its proper divisors (134691020).

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

101018244 is a wasteful number, since it uses less digits than its factorization.

101018244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8418194 (or 8418192 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

The square root of 101018244 is about 10050.7832530604. The cubic root of 101018244 is about 465.7289895151.

Adding to 101018244 its reverse (442810101), we get a palindrome (543828345).

The spelling of 101018244 in words is "one hundred one million, eighteen thousand, two hundred forty-four".