101534221 has 8 divisors (see below), whose sum is σ = 103572000. Its totient is φ = 99507120.

The previous prime is 101534203. The next prime is 101534239. The reversal of 101534221 is 122435101.

It is an interprime number because it is at equal distance from previous prime (101534203) and next prime (101534239).

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

It is a cyclic number.

It is not a de Polignac number, because 101534221 - 2⁷ = 101534093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101534261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18126 + ... + 23056.

It is an arithmetic number, because the mean of its divisors is an integer number (12946500).

Almost surely, 2^101534221 is an apocalyptic number.

It is an amenable number.

101534221 is a deficient number, since it is larger than the sum of its proper divisors (2037779).

101534221 is an equidigital number, since it uses as much as digits as its factorization.

101534221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5339.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 101534221 is about 10076.4190563910. The cubic root of 101534221 is about 466.5205873279.

Adding to 101534221 its reverse (122435101), we get a palindrome (223969322).

The spelling of 101534221 in words is "one hundred one million, five hundred thirty-four thousand, two hundred twenty-one".