114243001221 has 4 divisors (see below), whose sum is σ = 152324001632. Its totient is φ = 76162000812.

The previous prime is 114243001199. The next prime is 114243001247. The reversal of 114243001221 is 122100342411.

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 not a de Polignac number, because 114243001221 - 2²¹ = 114240904069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (114243001121) 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, 19040500201 + ... + 19040500206.

It is an arithmetic number, because the mean of its divisors is an integer number (38081000408).

Almost surely, 2^114243001221 is an apocalyptic number.

It is an amenable number.

114243001221 is a deficient number, since it is larger than the sum of its proper divisors (38081000411).

114243001221 is an equidigital number, since it uses as much as digits as its factorization.

114243001221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38081000410.

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

Adding to 114243001221 its reverse (122100342411), we get a palindrome (236343343632).

The spelling of 114243001221 in words is "one hundred fourteen billion, two hundred forty-three million, one thousand, two hundred twenty-one".