1021312023023 has 2 divisors, whose sum is σ = 1021312023024. Its totient is φ = 1021312023022.

The previous prime is 1021312023007. The next prime is 1021312023037. The reversal of 1021312023023 is 3203202131201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1021312023023 - 2⁴ = 1021312023007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1021312022986 and 1021312023004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021312023223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510656011511 + 510656011512.

It is an arithmetic number, because the mean of its divisors is an integer number (510656011512).

Almost surely, 2^{1021312023023} is an apocalyptic number.

1021312023023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021312023023 is an equidigital number, since it uses as much as digits as its factorization.

1021312023023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1021312023023 its reverse (3203202131201), we get a palindrome (4224514154224).

The spelling of 1021312023023 in words is "one trillion, twenty-one billion, three hundred twelve million, twenty-three thousand, twenty-three".