1301012122443 has 16 divisors (see below), whose sum is σ = 1911117722112. Its totient is φ = 780685340000.

The previous prime is 1301012122387. The next prime is 1301012122447. The reversal of 1301012122443 is 3442212101031.

It is a cyclic number.

It is not a de Polignac number, because 1301012122443 - 2¹³ = 1301012114251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1301012122447) 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 in 15 ways as a sum of consecutive naturals, for example, 195168003 + ... + 195174668.

It is an arithmetic number, because the mean of its divisors is an integer number (119444857632).

Almost surely, 2^{1301012122443} is an apocalyptic number.

1301012122443 is a deficient number, since it is larger than the sum of its proper divisors (610105599669).

1301012122443 is a wasteful number, since it uses less digits than its factorization.

1301012122443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390342786.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1301012122443 its reverse (3442212101031), we get a palindrome (4743224223474).

The spelling of 1301012122443 in words is "one trillion, three hundred one billion, twelve million, one hundred twenty-two thousand, four hundred forty-three".