10120040393173 has 2 divisors, whose sum is σ = 10120040393174. Its totient is φ = 10120040393172.

The previous prime is 10120040393171. The next prime is 10120040393209. The reversal of 10120040393173 is 37139304002101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6471417034404 + 3648623358769 = 2543898^2 + 1910137^2 .

It is a cyclic number.

It is not a de Polignac number, because 10120040393173 - 2¹ = 10120040393171 is a prime.

Together with 10120040393171, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10120040393171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060020196586 + 5060020196587.

It is an arithmetic number, because the mean of its divisors is an integer number (5060020196587).

Almost surely, 2^{10120040393173} is an apocalyptic number.

It is an amenable number.

10120040393173 is a deficient number, since it is larger than the sum of its proper divisors (1).

10120040393173 is an equidigital number, since it uses as much as digits as its factorization.

10120040393173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 34.

Adding to 10120040393173 its reverse (37139304002101), we get a palindrome (47259344395274).

The spelling of 10120040393173 in words is "ten trillion, one hundred twenty billion, forty million, three hundred ninety-three thousand, one hundred seventy-three".