22222000102 has 4 divisors (see below), whose sum is σ = 33333000156. Its totient is φ = 11111000050.

The previous prime is 22222000039. The next prime is 22222000117. The reversal of 22222000102 is 20100022222.

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 an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555500024 + ... + 5555500027.

It is an arithmetic number, because the mean of its divisors is an integer number (8333250039).

Almost surely, 2^22222000102 is an apocalyptic number.

22222000102 is a deficient number, since it is larger than the sum of its proper divisors (11111000054).

22222000102 is a wasteful number, since it uses less digits than its factorization.

22222000102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11111000053.

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

Adding to 22222000102 its reverse (20100022222), we get a palindrome (42322022324).

The spelling of 22222000102 in words is "twenty-two billion, two hundred twenty-two million, one hundred two", and thus it is an aban number.