720030440102 has 4 divisors (see below), whose sum is σ = 1080045660156. Its totient is φ = 360015220050.

The previous prime is 720030440081. The next prime is 720030440113. The reversal of 720030440102 is 201044030027.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180007610024 + ... + 180007610027.

It is an arithmetic number, because the mean of its divisors is an integer number (270011415039).

Almost surely, 2^720030440102 is an apocalyptic number.

720030440102 is a deficient number, since it is larger than the sum of its proper divisors (360015220054).

720030440102 is a wasteful number, since it uses less digits than its factorization.

720030440102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360015220053.

The product of its (nonzero) digits is 1344, while the sum is 23.

Adding to 720030440102 its reverse (201044030027), we get a palindrome (921074470129).

The spelling of 720030440102 in words is "seven hundred twenty billion, thirty million, four hundred forty thousand, one hundred two".