1321112333011 has 2 divisors, whose sum is σ = 1321112333012. Its totient is φ = 1321112333010.

The previous prime is 1321112332979. The next prime is 1321112333017. The reversal of 1321112333011 is 1103332111231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1321112333011 - 2⁵ = 1321112332979 is a prime.

It is a super-2 number, since 2×1321112333011² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1321112333017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660556166505 + 660556166506.

It is an arithmetic number, because the mean of its divisors is an integer number (660556166506).

Almost surely, 2^{1321112333011} is an apocalyptic number.

1321112333011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1321112333011 is an equidigital number, since it uses as much as digits as its factorization.

1321112333011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1321112333011 its reverse (1103332111231), we get a palindrome (2424444444242).

The spelling of 1321112333011 in words is "one trillion, three hundred twenty-one billion, one hundred twelve million, three hundred thirty-three thousand, eleven".