121332101 has 8 divisors (see below), whose sum is σ = 132741504. Its totient is φ = 109985920.

The previous prime is 121332089. The next prime is 121332121. The reversal of 121332101 is 101233121.

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

It is not a de Polignac number, because 121332101 - 2¹⁴ = 121315717 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121332121) 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, 11741 + ... + 19506.

It is an arithmetic number, because the mean of its divisors is an integer number (16592688).

Almost surely, 2^121332101 is an apocalyptic number.

121332101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

121332101 is a deficient number, since it is larger than the sum of its proper divisors (11409403).

121332101 is a wasteful number, since it uses less digits than its factorization.

121332101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31611.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 121332101 is about 11015.0851562755. The cubic root of 121332101 is about 495.0608380143.

Adding to 121332101 its reverse (101233121), we get a palindrome (222565222).

The spelling of 121332101 in words is "one hundred twenty-one million, three hundred thirty-two thousand, one hundred one".