2316132121 has 2 divisors, whose sum is σ = 2316132122. Its totient is φ = 2316132120.

The previous prime is 2316132113. The next prime is 2316132149. The reversal of 2316132121 is 1212316132.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2145542400 + 170589721 = 46320^2 + 13061^2 .

It is a cyclic number.

It is not a de Polignac number, because 2316132121 - 2³ = 2316132113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2316132092 and 2316132101.

It is not a weakly prime, because it can be changed into another prime (2316133121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1158066060 + 1158066061.

It is an arithmetic number, because the mean of its divisors is an integer number (1158066061).

Almost surely, 2^2316132121 is an apocalyptic number.

It is an amenable number.

2316132121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2316132121 is an equidigital number, since it uses as much as digits as its factorization.

2316132121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 22.

The square root of 2316132121 is about 48126.2103328321. The cubic root of 2316132121 is about 1323.0850935758.

Adding to 2316132121 its reverse (1212316132), we get a palindrome (3528448253).

The spelling of 2316132121 in words is "two billion, three hundred sixteen million, one hundred thirty-two thousand, one hundred twenty-one".