1021223133023 has 2 divisors, whose sum is σ = 1021223133024. Its totient is φ = 1021223133022.

The previous prime is 1021223133019. The next prime is 1021223133097. The reversal of 1021223133023 is 3203313221201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1021223133023 - 2² = 1021223133019 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1021223133023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021223133923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510611566511 + 510611566512.

It is an arithmetic number, because the mean of its divisors is an integer number (510611566512).

Almost surely, 2^{1021223133023} is an apocalyptic number.

1021223133023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021223133023 is an equidigital number, since it uses as much as digits as its factorization.

1021223133023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1021223133023 its reverse (3203313221201), we get a palindrome (4224536354224).

The spelling of 1021223133023 in words is "one trillion, twenty-one billion, two hundred twenty-three million, one hundred thirty-three thousand, twenty-three".