302212011113 has 4 divisors (see below), whose sum is σ = 302965657428. Its totient is φ = 301458364800.

The previous prime is 302212011103. The next prime is 302212011131. The reversal of 302212011113 is 311110212203.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 311110212203 = 7 ⋅44444316029.

It can be written as a sum of positive squares in 2 ways, for example, as 270694400089 + 31517611024 = 520283^2 + 177532^2 .

It is a cyclic number.

It is not a de Polignac number, because 302212011113 - 2²⁴ = 302195233897 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 302212011091 and 302212011100.

It is not an unprimeable number, because it can be changed into a prime (302212011103) 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, 376822556 + ... + 376823357.

It is an arithmetic number, because the mean of its divisors is an integer number (75741414357).

Almost surely, 2^302212011113 is an apocalyptic number.

It is an amenable number.

302212011113 is a deficient number, since it is larger than the sum of its proper divisors (753646315).

302212011113 is an equidigital number, since it uses as much as digits as its factorization.

302212011113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753646314.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 302212011113 its reverse (311110212203), we get a palindrome (613322223316).

The spelling of 302212011113 in words is "three hundred two billion, two hundred twelve million, eleven thousand, one hundred thirteen".