101121 has 8 divisors (see below), whose sum is σ = 138624. Its totient is φ = 65520.

The previous prime is 101119. The next prime is 101141. The reversal of 101121 is 121101.

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

It is not a de Polignac number, because 101121 - 2¹ = 101119 is a prime.

It is a Curzon number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (101111) 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, 345 + ... + 566.

It is an arithmetic number, because the mean of its divisors is an integer number (17328).

2¹⁰¹¹²¹ is an apocalyptic number.

It is an amenable number.

101121 is a deficient number, since it is larger than the sum of its proper divisors (37503).

101121 is an equidigital number, since it uses as much as digits as its factorization.

101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951.

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

The square root of 101121 is about 317.9952829839. The cubic root of 101121 is about 46.5886849550.

Adding to 101121 its reverse (121101), we get a palindrome (222222).

Multiplying 101121 by its reverse (121101), we get a palindrome (12245854221).

It can be divided in two parts, 101 and 121, that multiplied together give a palindrome (12221).

The spelling of 101121 in words is "one hundred one thousand, one hundred twenty-one", and thus it is an iban number.