1310123302011 has 12 divisors (see below), whose sum is σ = 1905101000400. Its totient is φ = 867553684560.

The previous prime is 1310123302003. The next prime is 1310123302021. The reversal of 1310123302011 is 1102033210131.

1310123302011 is a `hidden beast` number, since 1 + 310 + 1 + 2 + 330 + 20 + 1 + 1 = 666.

It is not a de Polignac number, because 1310123302011 - 2³ = 1310123302003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1310123302021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 488486095 + ... + 488488776.

It is an arithmetic number, because the mean of its divisors is an integer number (158758416700).

Almost surely, 2^{1310123302011} is an apocalyptic number.

1310123302011 is a deficient number, since it is larger than the sum of its proper divisors (594977698389).

1310123302011 is a wasteful number, since it uses less digits than its factorization.

1310123302011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976975026 (or 976975023 counting only the distinct ones).

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

Adding to 1310123302011 its reverse (1102033210131), we get a palindrome (2412156512142).

It can be divided in two parts, 1310 and 123302011, that added together give a palindrome (123303321).

The spelling of 1310123302011 in words is "one trillion, three hundred ten billion, one hundred twenty-three million, three hundred two thousand, eleven".