222220000102 has 4 divisors (see below), whose sum is σ = 333330000156. Its totient is φ = 111110000050.

The previous prime is 222220000099. The next prime is 222220000103. The reversal of 222220000102 is 201000022222.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222220000103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55555000024 + ... + 55555000027.

It is an arithmetic number, because the mean of its divisors is an integer number (83332500039).

Almost surely, 2^222220000102 is an apocalyptic number.

222220000102 is a deficient number, since it is larger than the sum of its proper divisors (111110000054).

222220000102 is a wasteful number, since it uses less digits than its factorization.

222220000102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111110000053.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 222220000102 its reverse (201000022222), we get a palindrome (423220022324).

The spelling of 222220000102 in words is "two hundred twenty-two billion, two hundred twenty million, one hundred two", and thus it is an aban number.