1201420444323 has 8 divisors (see below), whose sum is σ = 1747520646336. Its totient is φ = 728133602600.

The previous prime is 1201420444313. The next prime is 1201420444327. The reversal of 1201420444323 is 3234440241021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1201420444323 - 2⁸ = 1201420444067 is a prime.

It is a super-2 number, since 2×1201420444323² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1201420444327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18203340033 + ... + 18203340098.

It is an arithmetic number, because the mean of its divisors is an integer number (218440080792).

Almost surely, 2^{1201420444323} is an apocalyptic number.

1201420444323 is a deficient number, since it is larger than the sum of its proper divisors (546100202013).

1201420444323 is a wasteful number, since it uses less digits than its factorization.

1201420444323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36406680145.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 1201420444323 its reverse (3234440241021), we get a palindrome (4435860685344).

The spelling of 1201420444323 in words is "one trillion, two hundred one billion, four hundred twenty million, four hundred forty-four thousand, three hundred twenty-three".