103431221313 has 32 divisors (see below), whose sum is σ = 167208779520. Its totient is φ = 55517491200.

The previous prime is 103431221303. The next prime is 103431221351. The reversal of 103431221313 is 313122134301.

It is not a de Polignac number, because 103431221313 - 2⁴ = 103431221297 is a prime.

It is a super-3 number, since 3×103431221313³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (103431221303) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 102888 + ... + 466313.

It is an arithmetic number, because the mean of its divisors is an integer number (5225274360).

Almost surely, 2^103431221313 is an apocalyptic number.

It is an amenable number.

103431221313 is a deficient number, since it is larger than the sum of its proper divisors (63777558207).

103431221313 is a wasteful number, since it uses less digits than its factorization.

103431221313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569737.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 103431221313 its reverse (313122134301), we get a palindrome (416553355614).

The spelling of 103431221313 in words is "one hundred three billion, four hundred thirty-one million, two hundred twenty-one thousand, three hundred thirteen".