20000222002 has 16 divisors (see below), whose sum is σ = 30155985792. Its totient is φ = 9948269520.

The previous prime is 20000221991. The next prime is 20000222023. The reversal of 20000222002 is 20022200002.

It is a self number, because there is not a number n which added to its sum of digits gives 20000222002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1063828 + ... + 1082464.

It is an arithmetic number, because the mean of its divisors is an integer number (1884749112).

Almost surely, 2^20000222002 is an apocalyptic number.

20000222002 is a deficient number, since it is larger than the sum of its proper divisors (10155763790).

20000222002 is a wasteful number, since it uses less digits than its factorization.

20000222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21393.

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

Adding to 20000222002 its reverse (20022200002), we get a palindrome (40022422004).

The spelling of 20000222002 in words is "twenty billion, two hundred twenty-two thousand, two".