103031020320791 has 2 divisors, whose sum is σ = 103031020320792. Its totient is φ = 103031020320790.

The previous prime is 103031020320763. The next prime is 103031020320853. The reversal of 103031020320791 is 197023020130301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103031020320791 - 2¹⁰ = 103031020319767 is a prime.

It is a super-2 number, since 2×103031020320791² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103031020320721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51515510160395 + 51515510160396.

It is an arithmetic number, because the mean of its divisors is an integer number (51515510160396).

Almost surely, 2^{103031020320791} is an apocalyptic number.

103031020320791 is a deficient number, since it is larger than the sum of its proper divisors (1).

103031020320791 is an equidigital number, since it uses as much as digits as its factorization.

103031020320791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 32.

The spelling of 103031020320791 in words is "one hundred three trillion, thirty-one billion, twenty million, three hundred twenty thousand, seven hundred ninety-one".