222222122002 has 16 divisors (see below), whose sum is σ = 351025164000. Its totient is φ = 105218671680.

The previous prime is 222222121999. The next prime is 222222122009. The reversal of 222222122002 is 200221222222.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (222222122009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1143127 + ... + 1323322.

It is an arithmetic number, because the mean of its divisors is an integer number (21939072750).

Almost surely, 2^222222122002 is an apocalyptic number.

222222122002 is a deficient number, since it is larger than the sum of its proper divisors (128803041998).

222222122002 is a wasteful number, since it uses less digits than its factorization.

222222122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2468841.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 222222122002 its reverse (200221222222), we get a palindrome (422443344224).

The spelling of 222222122002 in words is "two hundred twenty-two billion, two hundred twenty-two million, one hundred twenty-two thousand, two".