121001241 has 8 divisors (see below), whose sum is σ = 161434624. Its totient is φ = 80617680.

The previous prime is 121001239. The next prime is 121001249. The reversal of 121001241 is 142100121.

It is a happy number.

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

It is not a de Polignac number, because 121001241 - 2¹ = 121001239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121001249) 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, 6361 + ... + 16806.

It is an arithmetic number, because the mean of its divisors is an integer number (20179328).

Almost surely, 2^121001241 is an apocalyptic number.

It is an amenable number.

121001241 is a deficient number, since it is larger than the sum of its proper divisors (40433383).

121001241 is a wasteful number, since it uses less digits than its factorization.

121001241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24911.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 121001241 is about 11000.0564089463. The cubic root of 121001241 is about 494.6104352542.

Adding to 121001241 its reverse (142100121), we get a palindrome (263101362).

The spelling of 121001241 in words is "one hundred twenty-one million, one thousand, two hundred forty-one".