4021100103173 has 2 divisors, whose sum is σ = 4021100103174. Its totient is φ = 4021100103172.

The previous prime is 4021100103131. The next prime is 4021100103197. The reversal of 4021100103173 is 3713010011204.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2279233342369 + 1741866760804 = 1509713^2 + 1319798^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021100103173 - 2⁶ = 4021100103109 is a prime.

It is a super-2 number, since 2×4021100103173² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021100103113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010550051586 + 2010550051587.

It is an arithmetic number, because the mean of its divisors is an integer number (2010550051587).

Almost surely, 2^{4021100103173} is an apocalyptic number.

It is an amenable number.

4021100103173 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021100103173 is an equidigital number, since it uses as much as digits as its factorization.

4021100103173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 4021100103173 its reverse (3713010011204), we get a palindrome (7734110114377).

The spelling of 4021100103173 in words is "four trillion, twenty-one billion, one hundred million, one hundred three thousand, one hundred seventy-three".