2301121213 has 2 divisors, whose sum is σ = 2301121214. Its totient is φ = 2301121212.

The previous prime is 2301121201. The next prime is 2301121219. The reversal of 2301121213 is 3121211032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2224348569 + 76772644 = 47163^2 + 8762^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2301121213 is a prime.

It is a super-3 number, since 3×2301121213³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2301121219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1150560606 + 1150560607.

It is an arithmetic number, because the mean of its divisors is an integer number (1150560607).

Almost surely, 2^2301121213 is an apocalyptic number.

It is an amenable number.

2301121213 is a deficient number, since it is larger than the sum of its proper divisors (1).

2301121213 is an equidigital number, since it uses as much as digits as its factorization.

2301121213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2301121213 is about 47970.0032624556. The cubic root of 2301121213 is about 1320.2205808677.

Adding to 2301121213 its reverse (3121211032), we get a palindrome (5422332245).

The spelling of 2301121213 in words is "two billion, three hundred one million, one hundred twenty-one thousand, two hundred thirteen".