12111330010 has 32 divisors (see below), whose sum is σ = 23518751760. Its totient is φ = 4463989248.

The previous prime is 12111329983. The next prime is 12111330017. The reversal of 12111330010 is 1003311121.

It can be written as a sum of positive squares in 8 ways, for example, as 3274013961 + 8837316049 = 57219^2 + 94007^2 .

It is a super-2 number, since 2×12111330010² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (12111330017) 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, 7897 + ... + 155836.

Almost surely, 2^12111330010 is an apocalyptic number.

12111330010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12111330010 is a deficient number, since it is larger than the sum of its proper divisors (11407421750).

12111330010 is a wasteful number, since it uses less digits than its factorization.

12111330010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164322.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 12111330010 its reverse (1003311121), we get a palindrome (13114641131).

The spelling of 12111330010 in words is "twelve billion, one hundred eleven million, three hundred thirty thousand, ten".