101312241 has 12 divisors (see below), whose sum is σ = 137147472. Its totient is φ = 66524568.

The previous prime is 101312209. The next prime is 101312261. The reversal of 101312241 is 142213101.

It is not a de Polignac number, because 101312241 - 2⁵ = 101312209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101312241.

It is not an unprimeable number, because it can be changed into a prime (101312261) 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, 9706 + ... + 17228.

It is an arithmetic number, because the mean of its divisors is an integer number (11428956).

Almost surely, 2^101312241 is an apocalyptic number.

It is an amenable number.

101312241 is a deficient number, since it is larger than the sum of its proper divisors (35835231).

101312241 is an frugal number, since it uses more digits than its factorization.

101312241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7660 (or 7593 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 101312241 is about 10065.3982037473. The cubic root of 101312241 is about 466.1803611490.

Adding to 101312241 its reverse (142213101), we get a palindrome (243525342).

The spelling of 101312241 in words is "one hundred one million, three hundred twelve thousand, two hundred forty-one".