1313201101121 has 16 divisors (see below), whose sum is σ = 1618808986368. Its totient is φ = 1037369592000.

The previous prime is 1313201101117. The next prime is 1313201101129. The reversal of 1313201101121 is 1211011023131.

It is not a de Polignac number, because 1313201101121 - 2² = 1313201101117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1313201101121.

It is not an unprimeable number, because it can be changed into a prime (1313201101129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11377430 + ... + 11492271.

It is an arithmetic number, because the mean of its divisors is an integer number (101175561648).

Almost surely, 2^{1313201101121} is an apocalyptic number.

It is an amenable number.

1313201101121 is a deficient number, since it is larger than the sum of its proper divisors (305607885247).

1313201101121 is a wasteful number, since it uses less digits than its factorization.

1313201101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22870352.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1313201101121 its reverse (1211011023131), we get a palindrome (2524212124252).

The spelling of 1313201101121 in words is "one trillion, three hundred thirteen billion, two hundred one million, one hundred one thousand, one hundred twenty-one".