243121003022 has 8 divisors (see below), whose sum is σ = 364767143400. Its totient is φ = 121531955224.

The previous prime is 243121002991. The next prime is 243121003033. The reversal of 243121003022 is 220300121342.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×243121003022² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243121002985 and 243121003003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14262497 + ... + 14279532.

It is an arithmetic number, because the mean of its divisors is an integer number (45595892925).

Almost surely, 2^243121003022 is an apocalyptic number.

243121003022 is a deficient number, since it is larger than the sum of its proper divisors (121646140378).

243121003022 is a wasteful number, since it uses less digits than its factorization.

243121003022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28546290.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 243121003022 its reverse (220300121342), we get a palindrome (463421124364).

The spelling of 243121003022 in words is "two hundred forty-three billion, one hundred twenty-one million, three thousand, twenty-two".