103031020321304 has 32 divisors (see below), whose sum is σ = 195080345460000. Its totient is φ = 51009705725952.

The previous prime is 103031020321283. The next prime is 103031020321321. The reversal of 103031020321304 is 403123020130301.

It is a super-2 number, since 2×103031020321304² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 103031020321304.

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, 515672 + ... + 14364120.

It is an arithmetic number, because the mean of its divisors is an integer number (6096260795625).

Almost surely, 2^{103031020321304} is an apocalyptic number.

It is an amenable number.

103031020321304 is a deficient number, since it is larger than the sum of its proper divisors (92049325138696).

103031020321304 is a wasteful number, since it uses less digits than its factorization.

103031020321304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13857587 (or 13857583 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 103031020321304 its reverse (403123020130301), we get a palindrome (506154040451605).

The spelling of 103031020321304 in words is "one hundred three trillion, thirty-one billion, twenty million, three hundred twenty-one thousand, three hundred four".