211120011123 has 16 divisors (see below), whose sum is σ = 324054912000. Its totient is φ = 119759420736.

The previous prime is 211120011121. The next prime is 211120011133. The reversal of 211120011123 is 321110021112.

It is not a de Polignac number, because 211120011123 - 2¹ = 211120011121 is a prime.

It is a super-2 number, since 2×211120011123² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (211120011121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36688123 + ... + 36693876.

It is an arithmetic number, because the mean of its divisors is an integer number (20253432000).

Almost surely, 2^211120011123 is an apocalyptic number.

211120011123 is a deficient number, since it is larger than the sum of its proper divisors (112934900877).

211120011123 is a wasteful number, since it uses less digits than its factorization.

211120011123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73382146.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 211120011123 its reverse (321110021112), we get a palindrome (532230032235).

The spelling of 211120011123 in words is "two hundred eleven billion, one hundred twenty million, eleven thousand, one hundred twenty-three".