211103220042403 has 8 divisors (see below), whose sum is σ = 227343647942096. Its totient is φ = 194863037666400.

The previous prime is 211103220042391. The next prime is 211103220042461. The reversal of 211103220042403 is 304240022301112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211103220042403 - 2⁹ = 211103220041891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211103220012403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59593233 + ... + 63036178.

It is an arithmetic number, because the mean of its divisors is an integer number (28417955992762).

Almost surely, 2^{211103220042403} is an apocalyptic number.

211103220042403 is a deficient number, since it is larger than the sum of its proper divisors (16240427899693).

211103220042403 is a wasteful number, since it uses less digits than its factorization.

211103220042403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122761845.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 211103220042403 its reverse (304240022301112), we get a palindrome (515343242343515).

The spelling of 211103220042403 in words is "two hundred eleven trillion, one hundred three billion, two hundred twenty million, forty-two thousand, four hundred three".