2421201113 has 4 divisors (see below), whose sum is σ = 2462238480. Its totient is φ = 2380163748.

The previous prime is 2421201109. The next prime is 2421201131. The reversal of 2421201113 is 3111021242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2421201113 - 2² = 2421201109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2421201091 and 2421201100.

It is not an unprimeable number, because it can be changed into a prime (2421201143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20518595 + ... + 20518712.

It is an arithmetic number, because the mean of its divisors is an integer number (615559620).

Almost surely, 2^2421201113 is an apocalyptic number.

It is an amenable number.

2421201113 is a deficient number, since it is larger than the sum of its proper divisors (41037367).

2421201113 is an equidigital number, since it uses as much as digits as its factorization.

2421201113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41037366.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 2421201113 is about 49205.7020374672. The cubic root of 2421201113 is about 1342.7967711757.

Adding to 2421201113 its reverse (3111021242), we get a palindrome (5532222355).

The spelling of 2421201113 in words is "two billion, four hundred twenty-one million, two hundred one thousand, one hundred thirteen".