222222220220002 has 8 divisors (see below), whose sum is σ = 333333412864812. Its totient is φ = 111111082598400.

The previous prime is 222222220219999. The next prime is 222222220220081. The reversal of 222222220220002 is 200022022222222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 198872073044401 + 23350147175601 = 14102201^2 + 4832199^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1461399 + ... + 21132442.

Almost surely, 2^{222222220220002} is an apocalyptic number.

222222220220002 is a deficient number, since it is larger than the sum of its proper divisors (111111192644810).

222222220220002 is a wasteful number, since it uses less digits than its factorization.

222222220220002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27511604.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 222222220220002 its reverse (200022022222222), we get a palindrome (422244242442224).

The spelling of 222222220220002 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, two hundred twenty million, two hundred twenty thousand, two".