103022312656 has 10 divisors (see below), whose sum is σ = 199605730802. Its totient is φ = 51511156320.

The previous prime is 103022312651. The next prime is 103022312683. The reversal of 103022312656 is 656213220301.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 53508942400 + 49513370256 = 231320^2 + 222516^2 .

It is a super-2 number, since 2×103022312656² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103022312651) by changing a digit.

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 as a sum of consecutive naturals, namely, 3219447255 + ... + 3219447286.

Almost surely, 2^103022312656 is an apocalyptic number.

103022312656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

103022312656 is a deficient number, since it is larger than the sum of its proper divisors (96583418146).

103022312656 is an equidigital number, since it uses as much as digits as its factorization.

103022312656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6438894549 (or 6438894543 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 103022312656 its reverse (656213220301), we get a palindrome (759235532957).

The spelling of 103022312656 in words is "one hundred three billion, twenty-two million, three hundred twelve thousand, six hundred fifty-six".