102220220022 has 48 divisors (see below), whose sum is σ = 207445024080. Its totient is φ = 33575567872.

The previous prime is 102220219999. The next prime is 102220220083. The reversal of 102220220022 is 220022022201.

It is a junction number, because it is equal to n+sod(n) for n = 102220219983 and 102220220010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 165672658 + ... + 165673274.

It is an arithmetic number, because the mean of its divisors is an integer number (4321771335).

Almost surely, 2^102220220022 is an apocalyptic number.

102220220022 is an abundant number, since it is smaller than the sum of its proper divisors (105224804058).

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

102220220022 is an frugal number, since it uses more digits than its factorization.

102220220022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1825 (or 1268 counting only the distinct ones).

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

Adding to 102220220022 its reverse (220022022201), we get a palindrome (322242242223).

The spelling of 102220220022 in words is "one hundred two billion, two hundred twenty million, two hundred twenty thousand, twenty-two".