20022002002 has 8 divisors (see below), whose sum is σ = 30037121712. Its totient is φ = 10009628100.

The previous prime is 20022001997. The next prime is 20022002003. The reversal of 20022002002 is 20020022002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20022002002.

It is not an unprimeable number, because it can be changed into a prime (20022002003) 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, 668124 + ... + 697447.

It is an arithmetic number, because the mean of its divisors is an integer number (3754640214).

Almost surely, 2^20022002002 is an apocalyptic number.

20022002002 is a deficient number, since it is larger than the sum of its proper divisors (10015119710).

20022002002 is a wasteful number, since it uses less digits than its factorization.

20022002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372904.

The product of its (nonzero) digits is 32, while the sum is 10.

Adding to 20022002002 its reverse (20020022002), we get a palindrome (40042024004).

It can be divided in two parts, 2002 and 2002002, that multiplied together give a palindrome (4008008004).

The spelling of 20022002002 in words is "twenty billion, twenty-two million, two thousand, two".