121141102024221 has 16 divisors (see below), whose sum is σ = 174169492002240. Its totient is φ = 74644067998080.

The previous prime is 121141102024213. The next prime is 121141102024231. The reversal of 121141102024221 is 122420201141121.

It is not a de Polignac number, because 121141102024221 - 2³ = 121141102024213 is a prime.

It is a super-3 number, since 3×121141102024221³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121141102024191 and 121141102024200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121141102024231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25918076830 + ... + 25918081503.

It is an arithmetic number, because the mean of its divisors is an integer number (10885593250140).

Almost surely, 2^{121141102024221} is an apocalyptic number.

It is an amenable number.

121141102024221 is a deficient number, since it is larger than the sum of its proper divisors (53028389978019).

121141102024221 is a wasteful number, since it uses less digits than its factorization.

121141102024221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51836158396.

The product of its (nonzero) digits is 512, while the sum is 24.

Adding to 121141102024221 its reverse (122420201141121), we get a palindrome (243561303165342).

The spelling of 121141102024221 in words is "one hundred twenty-one trillion, one hundred forty-one billion, one hundred two million, twenty-four thousand, two hundred twenty-one".