2211002001323 has 4 divisors (see below), whose sum is σ = 2211024335520. Its totient is φ = 2210979667128.

The previous prime is 2211002001311. The next prime is 2211002001343. The reversal of 2211002001323 is 3231002001122.

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 2211002001323 - 2³⁸ = 1936124094379 is a prime.

It is a super-2 number, since 2×2211002001323² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211002001343) 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, 11017940 + ... + 11216817.

It is an arithmetic number, because the mean of its divisors is an integer number (552756083880).

Almost surely, 2^{2211002001323} is an apocalyptic number.

2211002001323 is a deficient number, since it is larger than the sum of its proper divisors (22334197).

2211002001323 is an equidigital number, since it uses as much as digits as its factorization.

2211002001323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22334196.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 2211002001323 its reverse (3231002001122), we get a palindrome (5442004002445).

The spelling of 2211002001323 in words is "two trillion, two hundred eleven billion, two million, one thousand, three hundred twenty-three".