1201302320023 has 4 divisors (see below), whose sum is σ = 1293710190808. Its totient is φ = 1108894449240.

The previous prime is 1201302319981. The next prime is 1201302320039. The reversal of 1201302320023 is 3200232031021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1201302320023 - 2³⁷ = 1063863366551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201302326023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46203935373 + ... + 46203935398.

It is an arithmetic number, because the mean of its divisors is an integer number (323427547702).

Almost surely, 2^{1201302320023} is an apocalyptic number.

1201302320023 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1201302320023 is a deficient number, since it is larger than the sum of its proper divisors (92407870785).

1201302320023 is an equidigital number, since it uses as much as digits as its factorization.

1201302320023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92407870784.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 1201302320023 its reverse (3200232031021), we get a palindrome (4401534351044).

The spelling of 1201302320023 in words is "one trillion, two hundred one billion, three hundred two million, three hundred twenty thousand, twenty-three".