101241321 has 4 divisors (see below), whose sum is σ = 134988432. Its totient is φ = 67494212.

The previous prime is 101241317. The next prime is 101241347. The reversal of 101241321 is 123142101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 101241321 - 2² = 101241317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101241321.

It is not an unprimeable number, because it can be changed into a prime (101241391) 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, 16873551 + ... + 16873556.

It is an arithmetic number, because the mean of its divisors is an integer number (33747108).

Almost surely, 2^101241321 is an apocalyptic number.

It is an amenable number.

101241321 is a deficient number, since it is larger than the sum of its proper divisors (33747111).

101241321 is an equidigital number, since it uses as much as digits as its factorization.

101241321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33747110.

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

The square root of 101241321 is about 10061.8746265296. The cubic root of 101241321 is about 466.0715581442.

Adding to 101241321 its reverse (123142101), we get a palindrome (224383422).

The spelling of 101241321 in words is "one hundred one million, two hundred forty-one thousand, three hundred twenty-one".