302000022013 has 4 divisors (see below), whose sum is σ = 306950842108. Its totient is φ = 297049201920.

The previous prime is 302000021977. The next prime is 302000022053. The reversal of 302000022013 is 310220000203.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 310220000203 = 53 ⋅5853207551.

It can be written as a sum of positive squares in 2 ways, for example, as 40754323129 + 261245698884 = 201877^2 + 511122^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-302000022013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 302000021984 and 302000022002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302000022053) 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 in 3 ways as a sum of consecutive naturals, for example, 2475409956 + ... + 2475410077.

It is an arithmetic number, because the mean of its divisors is an integer number (76737710527).

Almost surely, 2^302000022013 is an apocalyptic number.

It is an amenable number.

302000022013 is a deficient number, since it is larger than the sum of its proper divisors (4950820095).

302000022013 is an equidigital number, since it uses as much as digits as its factorization.

302000022013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4950820094.

The product of its (nonzero) digits is 72, while the sum is 13.

Adding to 302000022013 its reverse (310220000203), we get a palindrome (612220022216).

The spelling of 302000022013 in words is "three hundred two billion, twenty-two thousand, thirteen".