202443113 has 16 divisors (see below), whose sum is σ = 219471360. Its totient is φ = 186278400.

The previous prime is 202443091. The next prime is 202443121. The reversal of 202443113 is 311344202.

It is a cyclic number.

It is not a de Polignac number, because 202443113 - 2¹⁰ = 202442089 is a prime.

It is a super-2 number, since 2×202443113² = 81966428002261538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (202443313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58553 + ... + 61913.

It is an arithmetic number, because the mean of its divisors is an integer number (13716960).

Almost surely, 2^202443113 is an apocalyptic number.

It is an amenable number.

202443113 is a deficient number, since it is larger than the sum of its proper divisors (17028247).

202443113 is a wasteful number, since it uses less digits than its factorization.

202443113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3488.

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

The square root of 202443113 is about 14228.2505249240. The cubic root of 202443113 is about 587.1751521178.

Adding to 202443113 its reverse (311344202), we get a palindrome (513787315).

The spelling of 202443113 in words is "two hundred two million, four hundred forty-three thousand, one hundred thirteen".