222555147129 has 48 divisors (see below), whose sum is σ = 381233169408. Its totient is φ = 127096461072.

The previous prime is 222555147121. The next prime is 222555147137. The reversal of 222555147129 is 921741555222.

It is a happy number.

222555147129 is a `hidden beast` number, since 2 + 2 + 2 + 5 + 5 + 514 + 7 + 129 = 666.

222555147129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (222555147121) and next prime (222555147137).

It is not a de Polignac number, because 222555147129 - 2³ = 222555147121 is a prime.

It is a super-3 number, since 3×222555147129³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (222555147121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2796324 + ... + 2874810.

It is an arithmetic number, because the mean of its divisors is an integer number (7942357696).

Almost surely, 2^222555147129 is an apocalyptic number.

It is an amenable number.

222555147129 is a deficient number, since it is larger than the sum of its proper divisors (158678022279).

222555147129 is an equidigital number, since it uses as much as digits as its factorization.

222555147129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80176 (or 80164 counting only the distinct ones).

The product of its digits is 504000, while the sum is 45.

The spelling of 222555147129 in words is "two hundred twenty-two billion, five hundred fifty-five million, one hundred forty-seven thousand, one hundred twenty-nine".