1121122323313 has 8 divisors (see below), whose sum is σ = 1122145954920. Its totient is φ = 1120098819840.

The previous prime is 1121122323289. The next prime is 1121122323317. The reversal of 1121122323313 is 3133232211211.

It can be written as a sum of positive squares in 4 ways, for example, as 632672295649 + 488450027664 = 795407^2 + 698892^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121122323313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121122323317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29705731 + ... + 29743447.

It is an arithmetic number, because the mean of its divisors is an integer number (140268244365).

Almost surely, 2^{1121122323313} is an apocalyptic number.

It is an amenable number.

1121122323313 is a deficient number, since it is larger than the sum of its proper divisors (1023631607).

1121122323313 is a wasteful number, since it uses less digits than its factorization.

1121122323313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64067.

The product of its digits is 1296, while the sum is 25.

Adding to 1121122323313 its reverse (3133232211211), we get a palindrome (4254354534524).

The spelling of 1121122323313 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, three hundred twenty-three thousand, three hundred thirteen".