2301133421 has 2 divisors, whose sum is σ = 2301133422. Its totient is φ = 2301133420.

The previous prime is 2301133391. The next prime is 2301133423. The reversal of 2301133421 is 1243311032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1873677796 + 427455625 = 43286^2 + 20675^2 .

It is a cyclic number.

It is not a de Polignac number, because 2301133421 - 2¹⁸ = 2300871277 is a prime.

Together with 2301133423, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2301133393 and 2301133402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2301133423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1150566710 + 1150566711.

It is an arithmetic number, because the mean of its divisors is an integer number (1150566711).

Almost surely, 2^2301133421 is an apocalyptic number.

It is an amenable number.

2301133421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2301133421 is an equidigital number, since it uses as much as digits as its factorization.

2301133421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2301133421 is about 47970.1305084737. The cubic root of 2301133421 is about 1320.2229155592. Note that the first 3 decimals are identical.

Adding to 2301133421 its reverse (1243311032), we get a palindrome (3544444453).

The spelling of 2301133421 in words is "two billion, three hundred one million, one hundred thirty-three thousand, four hundred twenty-one".