102222021224 has 48 divisors (see below), whose sum is σ = 205581199200. Its totient is φ = 47637335808.

The previous prime is 102222021221. The next prime is 102222021257. The reversal of 102222021224 is 422120222201.

It is a junction number, because it is equal to n+sod(n) for n = 102222021196 and 102222021205.

It is not an unprimeable number, because it can be changed into a prime (102222021221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23507 + ... + 452765.

It is an arithmetic number, because the mean of its divisors is an integer number (4282941650).

Almost surely, 2^102222021224 is an apocalyptic number.

It is an amenable number.

102222021224 is an abundant number, since it is smaller than the sum of its proper divisors (103359177976).

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

102222021224 is a wasteful number, since it uses less digits than its factorization.

102222021224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429402 (or 429381 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 102222021224 its reverse (422120222201), we get a palindrome (524342243425).

The spelling of 102222021224 in words is "one hundred two billion, two hundred twenty-two million, twenty-one thousand, two hundred twenty-four".