211120221003 has 16 divisors (see below), whose sum is σ = 296152827936. Its totient is φ = 133602773760.

The previous prime is 211120220981. The next prime is 211120221097. The reversal of 211120221003 is 300122021112.

It is not a de Polignac number, because 211120221003 - 2⁹ = 211120220491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211120225003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23190376 + ... + 23199477.

It is an arithmetic number, because the mean of its divisors is an integer number (18509551746).

Almost surely, 2^211120221003 is an apocalyptic number.

211120221003 is a deficient number, since it is larger than the sum of its proper divisors (85032606933).

211120221003 is a wasteful number, since it uses less digits than its factorization.

211120221003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46389934.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 211120221003 its reverse (300122021112), we get a palindrome (511242242115).

The spelling of 211120221003 in words is "two hundred eleven billion, one hundred twenty million, two hundred twenty-one thousand, three".