124010511011 has 4 divisors (see below), whose sum is σ = 124211501112. Its totient is φ = 123809520912.

The previous prime is 124010511007. The next prime is 124010511043. The reversal of 124010511011 is 110115010421.

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 124010511011 - 2² = 124010511007 is a prime.

It is a super-3 number, since 3×124010511011³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124010511061) 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, 100494125 + ... + 100495358.

It is an arithmetic number, because the mean of its divisors is an integer number (31052875278).

Almost surely, 2^124010511011 is an apocalyptic number.

124010511011 is a deficient number, since it is larger than the sum of its proper divisors (200990101).

124010511011 is an equidigital number, since it uses as much as digits as its factorization.

124010511011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200990100.

The product of its (nonzero) digits is 40, while the sum is 17.

Adding to 124010511011 its reverse (110115010421), we get a palindrome (234125521432).

The spelling of 124010511011 in words is "one hundred twenty-four billion, ten million, five hundred eleven thousand, eleven".