222102030245 has 32 divisors (see below), whose sum is σ = 273678847200. Its totient is φ = 172986015744.

The previous prime is 222102030211. The next prime is 222102030247. The reversal of 222102030245 is 542030201222.

It can be written as a sum of positive squares in 16 ways, for example, as 90070813924 + 132031216321 = 300118^2 + 363361^2 .

It is a cyclic number.

It is not a de Polignac number, because 222102030245 - 2¹⁶ = 222101964709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222102030245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222102030247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10691789 + ... + 10712541.

It is an arithmetic number, because the mean of its divisors is an integer number (8552463975).

Almost surely, 2^222102030245 is an apocalyptic number.

It is an amenable number.

222102030245 is a deficient number, since it is larger than the sum of its proper divisors (51576816955).

222102030245 is a wasteful number, since it uses less digits than its factorization.

222102030245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21209.

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 222102030245 its reverse (542030201222), we get a palindrome (764132231467).

The spelling of 222102030245 in words is "two hundred twenty-two billion, one hundred two million, thirty thousand, two hundred forty-five".