1100121211330 has 8 divisors (see below), whose sum is σ = 1980218180412. Its totient is φ = 440048484528.

The previous prime is 1100121211291. The next prime is 1100121211363. The reversal of 1100121211330 is 331121210011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 914783212249 + 185337999081 = 956443^2 + 430509^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55006060557 + ... + 55006060576.

Almost surely, 2^{1100121211330} is an apocalyptic number.

1100121211330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1100121211330 is a deficient number, since it is larger than the sum of its proper divisors (880096969082).

1100121211330 is a wasteful number, since it uses less digits than its factorization.

1100121211330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110012121140.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 1100121211330 its reverse (331121210011), we get a palindrome (1431242421341).

The spelling of 1100121211330 in words is "one trillion, one hundred billion, one hundred twenty-one million, two hundred eleven thousand, three hundred thirty".