1301211012133 has 2 divisors, whose sum is σ = 1301211012134. Its totient is φ = 1301211012132.

The previous prime is 1301211012089. The next prime is 1301211012181. The reversal of 1301211012133 is 3312101121031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1125366653889 + 175844358244 = 1060833^2 + 419338^2 .

It is a cyclic number.

It is not a de Polignac number, because 1301211012133 - 2¹³ = 1301211003941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1301211012133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1301211015133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650605506066 + 650605506067.

It is an arithmetic number, because the mean of its divisors is an integer number (650605506067).

Almost surely, 2^{1301211012133} is an apocalyptic number.

It is an amenable number.

1301211012133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1301211012133 is an equidigital number, since it uses as much as digits as its factorization.

1301211012133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1301211012133 its reverse (3312101121031), we get a palindrome (4613312133164).

The spelling of 1301211012133 in words is "one trillion, three hundred one billion, two hundred eleven million, twelve thousand, one hundred thirty-three".