1302311123001 has 12 divisors (see below), whose sum is σ = 2149846933312. Its totient is φ = 744177784536.

The previous prime is 1302311122991. The next prime is 1302311123051. The reversal of 1302311123001 is 1003211132031.

1302311123001 is a `hidden beast` number, since 130 + 231 + 1 + 1 + 2 + 300 + 1 = 666.

It is not a de Polignac number, because 1302311123001 - 2¹¹ = 1302311120953 is a prime.

It is a super-2 number, since 2×1302311123001² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1302311123051) 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 11 ways as a sum of consecutive naturals, for example, 10335802501 + ... + 10335802626.

Almost surely, 2^{1302311123001} is an apocalyptic number.

It is an amenable number.

1302311123001 is a deficient number, since it is larger than the sum of its proper divisors (847535810311).

1302311123001 is a wasteful number, since it uses less digits than its factorization.

1302311123001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20671605140 (or 20671605137 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1302311123001 its reverse (1003211132031), we get a palindrome (2305522255032).

The spelling of 1302311123001 in words is "one trillion, three hundred two billion, three hundred eleven million, one hundred twenty-three thousand, one".