222220121222203 has 4 divisors (see below), whose sum is σ = 239313976700848. Its totient is φ = 205126265743560.

The previous prime is 222220121222179. The next prime is 222220121222221. The reversal of 222220121222203 is 302222121022222.

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

It is a cyclic number.

It is not a de Polignac number, because 222220121222203 - 2³⁷ = 222082682268731 is a prime.

It is a super-2 number, since 2×222220121222203² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222220121222273) 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, 8546927739303 + ... + 8546927739328.

It is an arithmetic number, because the mean of its divisors is an integer number (59828494175212).

Almost surely, 2^{222220121222203} is an apocalyptic number.

222220121222203 is a deficient number, since it is larger than the sum of its proper divisors (17093855478645).

222220121222203 is a wasteful number, since it uses less digits than its factorization.

222220121222203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17093855478644.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 222220121222203 its reverse (302222121022222), we get a palindrome (524442242244425).

The spelling of 222220121222203 in words is "two hundred twenty-two trillion, two hundred twenty billion, one hundred twenty-one million, two hundred twenty-two thousand, two hundred three".