1023321233287 has 2 divisors, whose sum is σ = 1023321233288. Its totient is φ = 1023321233286.

The previous prime is 1023321233269. The next prime is 1023321233293. The reversal of 1023321233287 is 7823321233201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1023321233287 - 2¹⁵ = 1023321200519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1023321233267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511660616643 + 511660616644.

It is an arithmetic number, because the mean of its divisors is an integer number (511660616644).

Almost surely, 2^{1023321233287} is an apocalyptic number.

1023321233287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023321233287 is an equidigital number, since it uses as much as digits as its factorization.

1023321233287 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

Adding to 1023321233287 its reverse (7823321233201), we get a palindrome (8846642466488).

The spelling of 1023321233287 in words is "one trillion, twenty-three billion, three hundred twenty-one million, two hundred thirty-three thousand, two hundred eighty-seven".