20222120002 has 32 divisors (see below), whose sum is σ = 35336466432. Its totient is φ = 8499276864.

The previous prime is 20222119993. The next prime is 20222120003. The reversal of 20222120002 is 20002122202.

It is not an unprimeable number, because it can be changed into a prime (20222120003) by changing a digit.

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, 2159743 + ... + 2169085.

It is an arithmetic number, because the mean of its divisors is an integer number (1104264576).

Almost surely, 2^20222120002 is an apocalyptic number.

20222120002 is a deficient number, since it is larger than the sum of its proper divisors (15114346430).

20222120002 is a wasteful number, since it uses less digits than its factorization.

20222120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12322.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20222120002 its reverse (20002122202), we get a palindrome (40224242204).

The spelling of 20222120002 in words is "twenty billion, two hundred twenty-two million, one hundred twenty thousand, two".