222066171425124 has 144 divisors (see below), whose sum is σ = 606862009353600. Its totient is φ = 68062875955200.

The previous prime is 222066171425113. The next prime is 222066171425183. The reversal of 222066171425124 is 421524171660222.

222066171425124 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 6 + 61 + 71 + 4 + 2 + 512 + 4 = 666.

It is a super-2 number, since 2×222066171425124² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222066171425124.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 229542577 + ... + 230507975.

It is an arithmetic number, because the mean of its divisors is an integer number (4214319509400).

Almost surely, 2^{222066171425124} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222066171425124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303431004676800).

222066171425124 is an abundant number, since it is smaller than the sum of its proper divisors (384795837928476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222066171425124 is a wasteful number, since it uses less digits than its factorization.

222066171425124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967330 (or 967325 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 222066171425124 in words is "two hundred twenty-two trillion, sixty-six billion, one hundred seventy-one million, four hundred twenty-five thousand, one hundred twenty-four".