10111323330 has 72 divisors (see below), whose sum is σ = 26431525692. Its totient is φ = 2681857728.

The previous prime is 10111323293. The next prime is 10111323337. The reversal of 10111323330 is 3332311101.

It is a happy number.

10111323330 is a `hidden beast` number, since 1 + 0 + 1 + 11 + 323 + 330 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8785125441 + 1326197889 = 93729^2 + 36417^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (10111323337) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3562672 + ... + 3565508.

Almost surely, 2^10111323330 is an apocalyptic number.

10111323330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10111323330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13215762846).

10111323330 is an abundant number, since it is smaller than the sum of its proper divisors (16320202362).

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

10111323330 is a wasteful number, since it uses less digits than its factorization.

10111323330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3248 (or 3046 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 10111323330 its reverse (3332311101), we get a palindrome (13443634431).

The spelling of 10111323330 in words is "ten billion, one hundred eleven million, three hundred twenty-three thousand, three hundred thirty".