133110012202261 has 2 divisors, whose sum is σ = 133110012202262. Its totient is φ = 133110012202260.

The previous prime is 133110012202177. The next prime is 133110012202351. The reversal of 133110012202261 is 162202210011331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86769113220036 + 46340898982225 = 9314994^2 + 6807415^2 .

It is a cyclic number.

It is not a de Polignac number, because 133110012202261 - 2⁷ = 133110012202133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133110012262261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66555006101130 + 66555006101131.

It is an arithmetic number, because the mean of its divisors is an integer number (66555006101131).

Almost surely, 2^{133110012202261} is an apocalyptic number.

It is an amenable number.

133110012202261 is a deficient number, since it is larger than the sum of its proper divisors (1).

133110012202261 is an equidigital number, since it uses as much as digits as its factorization.

133110012202261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 133110012202261 its reverse (162202210011331), we get a palindrome (295312222213592).

The spelling of 133110012202261 in words is "one hundred thirty-three trillion, one hundred ten billion, twelve million, two hundred two thousand, two hundred sixty-one".