202013234 has 4 divisors (see below), whose sum is σ = 303019854. Its totient is φ = 101006616.

The previous prime is 202013221. The next prime is 202013237. The reversal of 202013234 is 432310202.

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

It can be written as a sum of positive squares in only one way, i.e., 196084009 + 5929225 = 14003^2 + 2435^2 .

It is a super-2 number, since 2×202013234² = 81618693422277512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (202013237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50503307 + ... + 50503310.

Almost surely, 2^202013234 is an apocalyptic number.

202013234 is a deficient number, since it is larger than the sum of its proper divisors (101006620).

202013234 is a wasteful number, since it uses less digits than its factorization.

202013234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101006619.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 202013234 is about 14213.1359664220. The cubic root of 202013234 is about 586.7592440995.

Adding to 202013234 its reverse (432310202), we get a palindrome (634323436).

The spelling of 202013234 in words is "two hundred two million, thirteen thousand, two hundred thirty-four".