312200030122133 has 2 divisors, whose sum is σ = 312200030122134. Its totient is φ = 312200030122132.

The previous prime is 312200030122121. The next prime is 312200030122159. The reversal of 312200030122133 is 331221030002213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 245738763067249 + 66461267054884 = 15676057^2 + 8152378^2 .

It is a cyclic number.

It is not a de Polignac number, because 312200030122133 - 2⁶ = 312200030122069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312200030122099 and 312200030122108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312200030122433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156100015061066 + 156100015061067.

It is an arithmetic number, because the mean of its divisors is an integer number (156100015061067).

Almost surely, 2^{312200030122133} is an apocalyptic number.

It is an amenable number.

312200030122133 is a deficient number, since it is larger than the sum of its proper divisors (1).

312200030122133 is an equidigital number, since it uses as much as digits as its factorization.

312200030122133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 312200030122133 its reverse (331221030002213), we get a palindrome (643421060124346).

The spelling of 312200030122133 in words is "three hundred twelve trillion, two hundred billion, thirty million, one hundred twenty-two thousand, one hundred thirty-three".