1201023412343 has 2 divisors, whose sum is σ = 1201023412344. Its totient is φ = 1201023412342.

The previous prime is 1201023412291. The next prime is 1201023412427. The reversal of 1201023412343 is 3432143201021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1201023412343 - 2¹⁶ = 1201023346807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1201023414343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600511706171 + 600511706172.

It is an arithmetic number, because the mean of its divisors is an integer number (600511706172).

Almost surely, 2^{1201023412343} is an apocalyptic number.

1201023412343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201023412343 is an equidigital number, since it uses as much as digits as its factorization.

1201023412343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1201023412343 its reverse (3432143201021), we get a palindrome (4633166613364).

The spelling of 1201023412343 in words is "one trillion, two hundred one billion, twenty-three million, four hundred twelve thousand, three hundred forty-three".