2100020222222 has 16 divisors (see below), whose sum is σ = 3393783392832. Its totient is φ = 968827807200.

The previous prime is 2100020222207. The next prime is 2100020222273. The reversal of 2100020222222 is 2222220200012.

It is a self number, because there is not a number n which added to its sum of digits gives 2100020222222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17116673 + ... + 17238924.

It is an arithmetic number, because the mean of its divisors is an integer number (212111462052).

Almost surely, 2^{2100020222222} is an apocalyptic number.

2100020222222 is a deficient number, since it is larger than the sum of its proper divisors (1293763170610).

2100020222222 is a wasteful number, since it uses less digits than its factorization.

2100020222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34357963.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 2100020222222 its reverse (2222220200012), we get a palindrome (4322240422234).

The spelling of 2100020222222 in words is "two trillion, one hundred billion, twenty million, two hundred twenty-two thousand, two hundred twenty-two".