222303155121 has 12 divisors (see below), whose sum is σ = 338004797520. Its totient is φ = 140401992600.

The previous prime is 222303155119. The next prime is 222303155143. The reversal of 222303155121 is 121551303222.

222303155121 is a `hidden beast` number, since 2 + 223 + 0 + 315 + 5 + 121 = 666.

It is not a de Polignac number, because 222303155121 - 2¹ = 222303155119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222303155021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 650009055 + ... + 650009396.

It is an arithmetic number, because the mean of its divisors is an integer number (28167066460).

Almost surely, 2^222303155121 is an apocalyptic number.

It is an amenable number.

222303155121 is a deficient number, since it is larger than the sum of its proper divisors (115701642399).

222303155121 is a wasteful number, since it uses less digits than its factorization.

222303155121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300018476 (or 1300018473 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 222303155121 its reverse (121551303222), we get a palindrome (343854458343).

The spelling of 222303155121 in words is "two hundred twenty-two billion, three hundred three million, one hundred fifty-five thousand, one hundred twenty-one".