22220220102 has 16 divisors (see below), whose sum is σ = 44450545392. Its totient is φ = 7405055840.

The previous prime is 22220220091. The next prime is 22220220193. The reversal of 22220220102 is 20102202222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392313 + ... + 445364.

It is an arithmetic number, because the mean of its divisors is an integer number (2778159087).

Almost surely, 2^22220220102 is an apocalyptic number.

22220220102 is an abundant number, since it is smaller than the sum of its proper divisors (22230325290).

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

22220220102 is a wasteful number, since it uses less digits than its factorization.

22220220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842103.

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 22220220102 its reverse (20102202222), we get a palindrome (42322422324).

The spelling of 22220220102 in words is "twenty-two billion, two hundred twenty million, two hundred twenty thousand, one hundred two".