1311003323122 has 32 divisors (see below), whose sum is σ = 2031613726464. Its totient is φ = 634143120000.

The previous prime is 1311003323117. The next prime is 1311003323137. The reversal of 1311003323122 is 2213233001131.

It is a junction number, because it is equal to n+sod(n) for n = 1311003323093 and 1311003323102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5591013 + ... + 5820775.

It is an arithmetic number, because the mean of its divisors is an integer number (63487928952).

Almost surely, 2^{1311003323122} is an apocalyptic number.

1311003323122 is a deficient number, since it is larger than the sum of its proper divisors (720610403342).

1311003323122 is a wasteful number, since it uses less digits than its factorization.

1311003323122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230514.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 1311003323122 its reverse (2213233001131), we get a palindrome (3524236324253).

The spelling of 1311003323122 in words is "one trillion, three hundred eleven billion, three million, three hundred twenty-three thousand, one hundred twenty-two".