1301133443012 has 48 divisors (see below), whose sum is σ = 2509314096240. Its totient is φ = 586619324928.

The previous prime is 1301133442993. The next prime is 1301133443033. The reversal of 1301133443012 is 2103443311031.

It can be written as a sum of positive squares in 8 ways, for example, as 10401144196 + 1290732298816 = 101986^2 + 1136104^2 .

It is a super-2 number, since 2×1301133443012² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

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, 399683 + ... + 1661930.

It is an arithmetic number, because the mean of its divisors is an integer number (52277377005).

Almost surely, 2^{1301133443012} is an apocalyptic number.

It is an amenable number.

1301133443012 is a deficient number, since it is larger than the sum of its proper divisors (1208180653228).

1301133443012 is a wasteful number, since it uses less digits than its factorization.

1301133443012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2061912 (or 2061910 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 1301133443012 its reverse (2103443311031), we get a palindrome (3404576754043).

The spelling of 1301133443012 in words is "one trillion, three hundred one billion, one hundred thirty-three million, four hundred forty-three thousand, twelve".