101000121 has 8 divisors (see below), whose sum is σ = 138306624. Its totient is φ = 65513520.

The previous prime is 101000117. The next prime is 101000161. The reversal of 101000121 is 121000101.

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

It is not a de Polignac number, because 101000121 - 2² = 101000117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101000161) 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, 454845 + ... + 455066.

It is an arithmetic number, because the mean of its divisors is an integer number (17288328).

Almost surely, 2^101000121 is an apocalyptic number.

It is an amenable number.

101000121 is a deficient number, since it is larger than the sum of its proper divisors (37306503).

101000121 is an equidigital number, since it uses as much as digits as its factorization.

101000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909951.

The product of its (nonzero) digits is 2, while the sum is 6.

The square root of 101000121 is about 10049.8816410941. The cubic root of 101000121 is about 465.7011367533.

Adding to 101000121 its reverse (121000101), we get a palindrome (222000222).

The spelling of 101000121 in words is "one hundred one million, one hundred twenty-one", and thus it is an aban number.