101120321 has 8 divisors (see below), whose sum is σ = 102610944. Its totient is φ = 99640800.

The previous prime is 101120317. The next prime is 101120329. The reversal of 101120321 is 123021101.

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 101120321 - 2² = 101120317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101120329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16541 + ... + 21813.

It is an arithmetic number, because the mean of its divisors is an integer number (12826368).

Almost surely, 2^101120321 is an apocalyptic number.

It is an amenable number.

101120321 is a deficient number, since it is larger than the sum of its proper divisors (1490623).

101120321 is a wasteful number, since it uses less digits than its factorization.

101120321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5551.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 101120321 is about 10055.8600328366. The cubic root of 101120321 is about 465.8858067801.

Adding to 101120321 its reverse (123021101), we get a palindrome (224141422).

The spelling of 101120321 in words is "one hundred one million, one hundred twenty thousand, three hundred twenty-one".