4251320202 has 16 divisors (see below), whose sum is σ = 8732441952. Its totient is φ = 1378806480.

The previous prime is 4251320201. The next prime is 4251320209. The reversal of 4251320202 is 2020231524.

It is not an unprimeable number, because it can be changed into a prime (4251320201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9574824 + ... + 9575267.

It is an arithmetic number, because the mean of its divisors is an integer number (545777622).

Almost surely, 2^4251320202 is an apocalyptic number.

4251320202 is an abundant number, since it is smaller than the sum of its proper divisors (4481121750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4251320202 is a wasteful number, since it uses less digits than its factorization.

4251320202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19150133.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 4251320202 is about 65202.1487529360. The cubic root of 4251320202 is about 1619.9736064897.

Adding to 4251320202 its reverse (2020231524), we get a palindrome (6271551726).

The spelling of 4251320202 in words is "four billion, two hundred fifty-one million, three hundred twenty thousand, two hundred two".