10506111104 has 32 divisors (see below), whose sum is σ = 22031734800. Its totient is φ = 4976577792.

The previous prime is 10506111103. The next prime is 10506111139. The reversal of 10506111104 is 40111160501.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×10506111104² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10506111101) 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, 2157542 + ... + 2162405.

Almost surely, 2^10506111104 is an apocalyptic number.

It is an amenable number.

10506111104 is an abundant number, since it is smaller than the sum of its proper divisors (11525623696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10506111104 is an equidigital number, since it uses as much as digits as its factorization.

10506111104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4319980 (or 4319968 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 20.

Adding to 10506111104 its reverse (40111160501), we get a palindrome (50617271605).

The spelling of 10506111104 in words is "ten billion, five hundred six million, one hundred eleven thousand, one hundred four".