1023423555211 has 2 divisors, whose sum is σ = 1023423555212. Its totient is φ = 1023423555210.

The previous prime is 1023423555169. The next prime is 1023423555409. The reversal of 1023423555211 is 1125553243201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1023423555211 - 2³⁵ = 989063816843 is a prime.

It is not a weakly prime, because it can be changed into another prime (1023423555611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511711777605 + 511711777606.

It is an arithmetic number, because the mean of its divisors is an integer number (511711777606).

Almost surely, 2^{1023423555211} is an apocalyptic number.

1023423555211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023423555211 is an equidigital number, since it uses as much as digits as its factorization.

1023423555211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 1023423555211 its reverse (1125553243201), we get a palindrome (2148976798412).

The spelling of 1023423555211 in words is "one trillion, twenty-three billion, four hundred twenty-three million, five hundred fifty-five thousand, two hundred eleven".