1023320311133 has 2 divisors, whose sum is σ = 1023320311134. Its totient is φ = 1023320311132.

The previous prime is 1023320311129. The next prime is 1023320311151. The reversal of 1023320311133 is 3311130233201.

1023320311133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 688372221124 + 334948090009 = 829682^2 + 578747^2 .

It is a cyclic number.

It is not a de Polignac number, because 1023320311133 - 2² = 1023320311129 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1023320311099 and 1023320311108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1023320311103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511660155566 + 511660155567.

It is an arithmetic number, because the mean of its divisors is an integer number (511660155567).

Almost surely, 2^{1023320311133} is an apocalyptic number.

It is an amenable number.

1023320311133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023320311133 is an equidigital number, since it uses as much as digits as its factorization.

1023320311133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1023320311133 its reverse (3311130233201), we get a palindrome (4334450544334).

The spelling of 1023320311133 in words is "one trillion, twenty-three billion, three hundred twenty million, three hundred eleven thousand, one hundred thirty-three".