202422241121 has 4 divisors (see below), whose sum is σ = 202499122692. Its totient is φ = 202345359552.

The previous prime is 202422241081. The next prime is 202422241127. The reversal of 202422241121 is 121142224202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 119742989521 + 82679251600 = 346039^2 + 287540^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202422241121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202422241127) 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, 38436836 + ... + 38442101.

It is an arithmetic number, because the mean of its divisors is an integer number (50624780673).

Almost surely, 2^202422241121 is an apocalyptic number.

It is an amenable number.

202422241121 is a deficient number, since it is larger than the sum of its proper divisors (76881571).

202422241121 is an equidigital number, since it uses as much as digits as its factorization.

202422241121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76881570.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 202422241121 its reverse (121142224202), we get a palindrome (323564465323).

The spelling of 202422241121 in words is "two hundred two billion, four hundred twenty-two million, two hundred forty-one thousand, one hundred twenty-one".