222100022221002 has 64 divisors (see below), whose sum is σ = 494787107992320. Its totient is φ = 73848657355200.

The previous prime is 222100022221001. The next prime is 222100022221019. The reversal of 222100022221002 is 200122220001222.

222100022221002 is a `hidden beast` number, since 22 + 210 + 0 + 0 + 222 + 210 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (222100022221001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 190908552 + ... + 192068412.

It is an arithmetic number, because the mean of its divisors is an integer number (7731048562380).

Almost surely, 2^{222100022221002} is an apocalyptic number.

222100022221002 is an abundant number, since it is smaller than the sum of its proper divisors (272687085771318).

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

222100022221002 is a wasteful number, since it uses less digits than its factorization.

222100022221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168716 (or 1168710 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 222100022221002 its reverse (200122220001222), we get a palindrome (422222242222224).

The spelling of 222100022221002 in words is "two hundred twenty-two trillion, one hundred billion, twenty-two million, two hundred twenty-one thousand, two".