222121023303 has 16 divisors (see below), whose sum is σ = 297272451456. Its totient is φ = 147525367200.

The previous prime is 222121023227. The next prime is 222121023347. The reversal of 222121023303 is 303320121222.

It is a happy number.

It is not a de Polignac number, because 222121023303 - 2⁹ = 222121022791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222121023303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222121023403) 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, 4262401 + ... + 4314197.

It is an arithmetic number, because the mean of its divisors is an integer number (18579528216).

Almost surely, 2^222121023303 is an apocalyptic number.

222121023303 is a deficient number, since it is larger than the sum of its proper divisors (75151428153).

222121023303 is a wasteful number, since it uses less digits than its factorization.

222121023303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57134.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 222121023303 its reverse (303320121222), we get a palindrome (525441144525).

The spelling of 222121023303 in words is "two hundred twenty-two billion, one hundred twenty-one million, twenty-three thousand, three hundred three".