602230121 has 4 divisors (see below), whose sum is σ = 604017492. Its totient is φ = 600442752.

The previous prime is 602230033. The next prime is 602230141. The reversal of 602230121 is 121032206.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 121032206 = 2 ⋅60516103.

It can be written as a sum of positive squares in 2 ways, for example, as 168091225 + 434138896 = 12965^2 + 20836^2 .

It is a cyclic number.

It is not a de Polignac number, because 602230121 - 2¹⁴ = 602213737 is a prime.

It is a super-2 number, since 2×602230121² = 725362237279349282, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 602230121.

It is not an unprimeable number, because it can be changed into a prime (602230141) 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, 893180 + ... + 893853.

It is an arithmetic number, because the mean of its divisors is an integer number (151004373).

Almost surely, 2^602230121 is an apocalyptic number.

It is an amenable number.

602230121 is a deficient number, since it is larger than the sum of its proper divisors (1787371).

602230121 is a wasteful number, since it uses less digits than its factorization.

602230121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1787370.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 602230121 is about 24540.3773605868. The cubic root of 602230121 is about 844.4763493441.

Adding to 602230121 its reverse (121032206), we get a palindrome (723262327).

The spelling of 602230121 in words is "six hundred two million, two hundred thirty thousand, one hundred twenty-one".