211332121101103 has 4 divisors (see below), whose sum is σ = 212020499346040. Its totient is φ = 210643742856168.

The previous prime is 211332121101071. The next prime is 211332121101107. The reversal of 211332121101103 is 301101121233112.

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 211332121101103 - 2⁵ = 211332121101071 is a prime.

It is a super-2 number, since 2×211332121101103² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211332121101107) 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, 344189122008 + ... + 344189122621.

It is an arithmetic number, because the mean of its divisors is an integer number (53005124836510).

Almost surely, 2^{211332121101103} is an apocalyptic number.

211332121101103 is a deficient number, since it is larger than the sum of its proper divisors (688378244937).

211332121101103 is an equidigital number, since it uses as much as digits as its factorization.

211332121101103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 688378244936.

The product of its (nonzero) digits is 216, while the sum is 22.

Adding to 211332121101103 its reverse (301101121233112), we get a palindrome (512433242334215).

The spelling of 211332121101103 in words is "two hundred eleven trillion, three hundred thirty-two billion, one hundred twenty-one million, one hundred one thousand, one hundred three".