1013213231011 has 2 divisors, whose sum is σ = 1013213231012. Its totient is φ = 1013213231010.

The previous prime is 1013213230957. The next prime is 1013213231057. The reversal of 1013213231011 is 1101323123101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1013213231011 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1013213231011.

It is not a weakly prime, because it can be changed into another prime (1013213231311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506606615505 + 506606615506.

It is an arithmetic number, because the mean of its divisors is an integer number (506606615506).

Almost surely, 2^{1013213231011} is an apocalyptic number.

1013213231011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013213231011 is an equidigital number, since it uses as much as digits as its factorization.

1013213231011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1013213231011 its reverse (1101323123101), we get a palindrome (2114536354112).

The spelling of 1013213231011 in words is "one trillion, thirteen billion, two hundred thirteen million, two hundred thirty-one thousand, eleven".