305053122041 has 24 divisors (see below), whose sum is σ = 316937205000. Its totient is φ = 293547372800.

The previous prime is 305053121953. The next prime is 305053122061. The reversal of 305053122041 is 140221350503.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 30499129600 + 274553992441 = 174640^2 + 523979^2 .

It is not a de Polignac number, because 305053122041 - 2¹⁰ = 305053121017 is a prime.

It is a super-2 number, since 2×305053122041² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 305053122041.

It is not an unprimeable number, because it can be changed into a prime (305053122061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31285835 + ... + 31295583.

It is an arithmetic number, because the mean of its divisors is an integer number (13205716875).

Almost surely, 2^305053122041 is an apocalyptic number.

It is an amenable number.

305053122041 is a deficient number, since it is larger than the sum of its proper divisors (11884082959).

305053122041 is an equidigital number, since it uses as much as digits as its factorization.

305053122041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10057 (or 9998 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 305053122041 its reverse (140221350503), we get a palindrome (445274472544).

The spelling of 305053122041 in words is "three hundred five billion, fifty-three million, one hundred twenty-two thousand, forty-one".