1012220223023 has 2 divisors, whose sum is σ = 1012220223024. Its totient is φ = 1012220223022.

The previous prime is 1012220223017. The next prime is 1012220223061. The reversal of 1012220223023 is 3203220222101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012220223023 - 2¹² = 1012220218927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1012220222986 and 1012220223004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012220223073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506110111511 + 506110111512.

It is an arithmetic number, because the mean of its divisors is an integer number (506110111512).

Almost surely, 2^{1012220223023} is an apocalyptic number.

1012220223023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012220223023 is an equidigital number, since it uses as much as digits as its factorization.

1012220223023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1012220223023 its reverse (3203220222101), we get a palindrome (4215440445124).

The spelling of 1012220223023 in words is "one trillion, twelve billion, two hundred twenty million, two hundred twenty-three thousand, twenty-three".