2102220012223 has 4 divisors (see below), whose sum is σ = 2225880012960. Its totient is φ = 1978560011488.

The previous prime is 2102220012209. The next prime is 2102220012229. The reversal of 2102220012223 is 3222100222012.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2102220012223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2102220012223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102220012229) 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, 61830000343 + ... + 61830000376.

It is an arithmetic number, because the mean of its divisors is an integer number (556470003240).

Almost surely, 2^{2102220012223} is an apocalyptic number.

2102220012223 is a deficient number, since it is larger than the sum of its proper divisors (123660000737).

2102220012223 is a wasteful number, since it uses less digits than its factorization.

2102220012223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123660000736.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 2102220012223 its reverse (3222100222012), we get a palindrome (5324320234235).

The spelling of 2102220012223 in words is "two trillion, one hundred two billion, two hundred twenty million, twelve thousand, two hundred twenty-three".