211343223003 has 32 divisors (see below), whose sum is σ = 308653562880. Its totient is φ = 127568430240.

The previous prime is 211343222999. The next prime is 211343223041. The reversal of 211343223003 is 300322343112.

It is not a de Polignac number, because 211343223003 - 2² = 211343222999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211343223053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22960000 + ... + 22969202.

It is an arithmetic number, because the mean of its divisors is an integer number (9645423840).

Almost surely, 2^211343223003 is an apocalyptic number.

211343223003 is a deficient number, since it is larger than the sum of its proper divisors (97310339877).

211343223003 is a wasteful number, since it uses less digits than its factorization.

211343223003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11959.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 211343223003 its reverse (300322343112), we get a palindrome (511665566115).

The spelling of 211343223003 in words is "two hundred eleven billion, three hundred forty-three million, two hundred twenty-three thousand, three".