303400422113 has 4 divisors (see below), whose sum is σ = 303450060228. Its totient is φ = 303350784000.

The previous prime is 303400422043. The next prime is 303400422131. The reversal of 303400422113 is 311224004303.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 311224004303 = 691 ⋅450396533.

It can be written as a sum of positive squares in 2 ways, for example, as 96987399184 + 206413022929 = 311428^2 + 454327^2 .

It is a cyclic number.

It is not a de Polignac number, because 303400422113 - 2¹⁰ = 303400421089 is a prime.

It is a super-2 number, since 2×303400422113² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (303400422173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24809888 + ... + 24822113.

It is an arithmetic number, because the mean of its divisors is an integer number (75862515057).

Almost surely, 2^303400422113 is an apocalyptic number.

It is an amenable number.

303400422113 is a deficient number, since it is larger than the sum of its proper divisors (49638115).

303400422113 is an equidigital number, since it uses as much as digits as its factorization.

303400422113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49638114.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 303400422113 its reverse (311224004303), we get a palindrome (614624426416).

The spelling of 303400422113 in words is "three hundred three billion, four hundred million, four hundred twenty-two thousand, one hundred thirteen".