1010203255423 has 2 divisors, whose sum is σ = 1010203255424. Its totient is φ = 1010203255422.

The previous prime is 1010203255421. The next prime is 1010203255441. The reversal of 1010203255423 is 3245523020101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1010203255423 - 2¹ = 1010203255421 is a prime.

Together with 1010203255421, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1010203255391 and 1010203255400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010203255421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505101627711 + 505101627712.

It is an arithmetic number, because the mean of its divisors is an integer number (505101627712).

Almost surely, 2^{1010203255423} is an apocalyptic number.

1010203255423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010203255423 is an equidigital number, since it uses as much as digits as its factorization.

1010203255423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 1010203255423 its reverse (3245523020101), we get a palindrome (4255726275524).

The spelling of 1010203255423 in words is "one trillion, ten billion, two hundred three million, two hundred fifty-five thousand, four hundred twenty-three".