102220222111220 has 24 divisors (see below), whose sum is σ = 214662787057824. Its totient is φ = 40888027773216.

The previous prime is 102220222111213. The next prime is 102220222111291. The reversal of 102220222111220 is 22111222022201.

102220222111220 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 102220222111192 and 102220222111201.

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, 11384759 + ... + 18277121.

It is an arithmetic number, because the mean of its divisors is an integer number (8944282794076).

Almost surely, 2^{102220222111220} is an apocalyptic number.

102220222111220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102220222111220 is an abundant number, since it is smaller than the sum of its proper divisors (112442564946604).

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

102220222111220 is a wasteful number, since it uses less digits than its factorization.

102220222111220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7633919 (or 7633917 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102220222111220 its reverse (22111222022201), we get a palindrome (124331444133421).

The spelling of 102220222111220 in words is "one hundred two trillion, two hundred twenty billion, two hundred twenty-two million, one hundred eleven thousand, two hundred twenty".