2120211213323 has 4 divisors (see below), whose sum is σ = 2423098529520. Its totient is φ = 1817323897128.

The previous prime is 2120211213319. The next prime is 2120211213349. The reversal of 2120211213323 is 3233121120212.

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 2120211213323 - 2² = 2120211213319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2120211213353) 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, 151443658088 + ... + 151443658101.

It is an arithmetic number, because the mean of its divisors is an integer number (605774632380).

Almost surely, 2^{2120211213323} is an apocalyptic number.

2120211213323 is a deficient number, since it is larger than the sum of its proper divisors (302887316197).

2120211213323 is an equidigital number, since it uses as much as digits as its factorization.

2120211213323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302887316196.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2120211213323 its reverse (3233121120212), we get a palindrome (5353332333535).

The spelling of 2120211213323 in words is "two trillion, one hundred twenty billion, two hundred eleven million, two hundred thirteen thousand, three hundred twenty-three".