2120301311323 has 4 divisors (see below), whose sum is σ = 2283401412208. Its totient is φ = 1957201210440.

The previous prime is 2120301311287. The next prime is 2120301311327. The reversal of 2120301311323 is 3231131030212.

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 2120301311323 - 2⁹ = 2120301310811 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2120301311294 and 2120301311303.

It is not an unprimeable number, because it can be changed into a prime (2120301311327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81550050423 + ... + 81550050448.

It is an arithmetic number, because the mean of its divisors is an integer number (570850353052).

Almost surely, 2^{2120301311323} is an apocalyptic number.

2120301311323 is a deficient number, since it is larger than the sum of its proper divisors (163100100885).

2120301311323 is a wasteful number, since it uses less digits than its factorization.

2120301311323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163100100884.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 2120301311323 its reverse (3231131030212), we get a palindrome (5351432341535).

The spelling of 2120301311323 in words is "two trillion, one hundred twenty billion, three hundred one million, three hundred eleven thousand, three hundred twenty-three".