2421413121 has 16 divisors (see below), whose sum is σ = 3306182400. Its totient is φ = 1575919488.

The previous prime is 2421413107. The next prime is 2421413147. The reversal of 2421413121 is 1213141242.

It is not a de Polignac number, because 2421413121 - 2¹¹ = 2421411073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2421413161) 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, 36306 + ... + 78491.

It is an arithmetic number, because the mean of its divisors is an integer number (206636400).

Almost surely, 2^2421413121 is an apocalyptic number.

It is an amenable number.

2421413121 is a deficient number, since it is larger than the sum of its proper divisors (884769279).

2421413121 is a wasteful number, since it uses less digits than its factorization.

2421413121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114968.

The product of its digits is 384, while the sum is 21.

The square root of 2421413121 is about 49207.8562934822. The cubic root of 2421413121 is about 1342.8359632042.

Adding to 2421413121 its reverse (1213141242), we get a palindrome (3634554363).

The spelling of 2421413121 in words is "two billion, four hundred twenty-one million, four hundred thirteen thousand, one hundred twenty-one".