2100022202222 has 32 divisors (see below), whose sum is σ = 3609124784640. Its totient is φ = 897739814880.

The previous prime is 2100022202221. The next prime is 2100022202227. The reversal of 2100022202222 is 2222022200012.

It is a self number, because there is not a number n which added to its sum of digits gives 2100022202222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100022202221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12823823 + ... + 12986549.

It is an arithmetic number, because the mean of its divisors is an integer number (112785149520).

Almost surely, 2^{2100022202222} is an apocalyptic number.

2100022202222 is a deficient number, since it is larger than the sum of its proper divisors (1509102582418).

2100022202222 is a wasteful number, since it uses less digits than its factorization.

2100022202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165056.

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

Adding to 2100022202222 its reverse (2222022200012), we get a palindrome (4322044402234).

The spelling of 2100022202222 in words is "two trillion, one hundred billion, twenty-two million, two hundred two thousand, two hundred twenty-two".