720016203 has 4 divisors (see below), whose sum is σ = 960021608. Its totient is φ = 480010800.

The previous prime is 720016201. The next prime is 720016207. The reversal of 720016203 is 302610027.

It is a happy number.

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

It is not a de Polignac number, because 720016203 - 2¹ = 720016201 is a prime.

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 720016203.

It is not an unprimeable number, because it can be changed into a prime (720016201) 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, 120002698 + ... + 120002703.

It is an arithmetic number, because the mean of its divisors is an integer number (240005402).

Almost surely, 2^720016203 is an apocalyptic number.

720016203 is a deficient number, since it is larger than the sum of its proper divisors (240005405).

720016203 is a wasteful number, since it uses less digits than its factorization.

720016203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240005404.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 720016203 is about 26833.1176533775. The cubic root of 720016203 is about 896.2876726130.

The spelling of 720016203 in words is "seven hundred twenty million, sixteen thousand, two hundred three".