102221343434 has 48 divisors (see below), whose sum is σ = 189181464192. Its totient is φ = 41161502592.

The previous prime is 102221343403. The next prime is 102221343461. The reversal of 102221343434 is 434343122201.

It is a junction number, because it is equal to n+sod(n) for n = 102221343397 and 102221343406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 925679 + ... + 1030205.

It is an arithmetic number, because the mean of its divisors is an integer number (3941280504).

Almost surely, 2^102221343434 is an apocalyptic number.

102221343434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

102221343434 is a deficient number, since it is larger than the sum of its proper divisors (86960120758).

102221343434 is a wasteful number, since it uses less digits than its factorization.

102221343434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105147 (or 105140 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 102221343434 its reverse (434343122201), we get a palindrome (536564465635).

The spelling of 102221343434 in words is "one hundred two billion, two hundred twenty-one million, three hundred forty-three thousand, four hundred thirty-four".