211210202211103 has 4 divisors (see below), whose sum is σ = 211210248750088. Its totient is φ = 211210155672120.

The previous prime is 211210202211083. The next prime is 211210202211109. The reversal of 211210202211103 is 301112202012112.

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 211210202211103 - 2⁴⁵ = 176025830122271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211210202211109) 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, 15624801 + ... + 25817722.

It is an arithmetic number, because the mean of its divisors is an integer number (52802562187522).

Almost surely, 2^{211210202211103} is an apocalyptic number.

211210202211103 is a deficient number, since it is larger than the sum of its proper divisors (46538985).

211210202211103 is an equidigital number, since it uses as much as digits as its factorization.

211210202211103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46538984.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 211210202211103 its reverse (301112202012112), we get a palindrome (512322404223215).

The spelling of 211210202211103 in words is "two hundred eleven trillion, two hundred ten billion, two hundred two million, two hundred eleven thousand, one hundred three".