11010111123 has 16 divisors (see below), whose sum is σ = 16026912000. Its totient is φ = 6667709280.

The previous prime is 11010111107. The next prime is 11010111131. The reversal of 11010111123 is 32111101011.

It is not a de Polignac number, because 11010111123 - 2⁴ = 11010111107 is a prime.

It is a super-2 number, since 2×11010111123² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11010111099 and 11010111108.

It is not an unprimeable number, because it can be changed into a prime (11010111023) 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, 82948 + ... + 170001.

It is an arithmetic number, because the mean of its divisors is an integer number (1001682000).

Almost surely, 2^11010111123 is an apocalyptic number.

11010111123 is a deficient number, since it is larger than the sum of its proper divisors (5016800877).

11010111123 is a wasteful number, since it uses less digits than its factorization.

11010111123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254282.

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 11010111123 its reverse (32111101011), we get a palindrome (43121212134).

The spelling of 11010111123 in words is "eleven billion, ten million, one hundred eleven thousand, one hundred twenty-three".