233011131361 has 2 divisors, whose sum is σ = 233011131362. Its totient is φ = 233011131360.

The previous prime is 233011131349. The next prime is 233011131433. The reversal of 233011131361 is 163131110332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186240581136 + 46770550225 = 431556^2 + 216265^2 .

It is a cyclic number.

It is not a de Polignac number, because 233011131361 - 2¹¹ = 233011129313 is a prime.

It is not a weakly prime, because it can be changed into another prime (233011131061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116505565680 + 116505565681.

It is an arithmetic number, because the mean of its divisors is an integer number (116505565681).

Almost surely, 2^233011131361 is an apocalyptic number.

It is an amenable number.

233011131361 is a deficient number, since it is larger than the sum of its proper divisors (1).

233011131361 is an equidigital number, since it uses as much as digits as its factorization.

233011131361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 233011131361 its reverse (163131110332), we get a palindrome (396142241693).

The spelling of 233011131361 in words is "two hundred thirty-three billion, eleven million, one hundred thirty-one thousand, three hundred sixty-one".