720122002 has 32 divisors (see below), whose sum is σ = 1176998400. Its totient is φ = 329184000.

The previous prime is 720121981. The next prime is 720122017. The reversal of 720122002 is 200221027.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599002 + ... + 600202.

It is an arithmetic number, because the mean of its divisors is an integer number (36781200).

Almost surely, 2^720122002 is an apocalyptic number.

720122002 is a deficient number, since it is larger than the sum of its proper divisors (456876398).

720122002 is a wasteful number, since it uses less digits than its factorization.

720122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 720122002 is about 26835.0890067464. The cubic root of 720122002 is about 896.3315705581.

Adding to 720122002 its reverse (200221027), we get a palindrome (920343029).

The spelling of 720122002 in words is "seven hundred twenty million, one hundred twenty-two thousand, two".