222102100013 has 4 divisors (see below), whose sum is σ = 225743118108. Its totient is φ = 218461081920.

The previous prime is 222102099997. The next prime is 222102100049. The reversal of 222102100013 is 310001201222.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5032767364 + 217069332649 = 70942^2 + 465907^2 .

It is a cyclic number.

It is not a de Polignac number, because 222102100013 - 2⁴ = 222102099997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222104100013) 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, 1820508956 + ... + 1820509077.

It is an arithmetic number, because the mean of its divisors is an integer number (56435779527).

Almost surely, 2^222102100013 is an apocalyptic number.

It is an amenable number.

222102100013 is a deficient number, since it is larger than the sum of its proper divisors (3641018095).

222102100013 is an equidigital number, since it uses as much as digits as its factorization.

222102100013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3641018094.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 222102100013 its reverse (310001201222), we get a palindrome (532103301235).

The spelling of 222102100013 in words is "two hundred twenty-two billion, one hundred two million, one hundred thousand, thirteen".