789122022002 has 32 divisors (see below), whose sum is σ = 1200303664560. Its totient is φ = 389057541120.

The previous prime is 789122021977. The next prime is 789122022053. The reversal of 789122022002 is 200220221987.

It can be written as a sum of positive squares in 8 ways, for example, as 576747594721 + 212374427281 = 759439^2 + 460841^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149992052 + ... + 149997312.

Almost surely, 2^789122022002 is an apocalyptic number.

789122022002 is a deficient number, since it is larger than the sum of its proper divisors (411181642558).

789122022002 is a wasteful number, since it uses less digits than its factorization.

789122022002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8558.

The product of its (nonzero) digits is 16128, while the sum is 35.

Adding to 789122022002 its reverse (200220221987), we get a palindrome (989342243989).

The spelling of 789122022002 in words is "seven hundred eighty-nine billion, one hundred twenty-two million, twenty-two thousand, two".