2211000123203 has 16 divisors (see below), whose sum is σ = 2350031523840. Its totient is φ = 2074296016800.

The previous prime is 2211000123187. The next prime is 2211000123223. The reversal of 2211000123203 is 3023210001122.

It is a cyclic number.

It is not a de Polignac number, because 2211000123203 - 2⁴ = 2211000123187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2211000123223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458588 + ... + 2152278.

It is an arithmetic number, because the mean of its divisors is an integer number (146876970240).

Almost surely, 2^{2211000123203} is an apocalyptic number.

2211000123203 is a deficient number, since it is larger than the sum of its proper divisors (139031400637).

2211000123203 is a wasteful number, since it uses less digits than its factorization.

2211000123203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694378.

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

Adding to 2211000123203 its reverse (3023210001122), we get a palindrome (5234210124325).

The spelling of 2211000123203 in words is "two trillion, two hundred eleven billion, one hundred twenty-three thousand, two hundred three".