1100121332208 has 40 divisors (see below), whose sum is σ = 2939979426000. Its totient is φ = 354062037504.

The previous prime is 1100121332207. The next prime is 1100121332227. The reversal of 1100121332208 is 8022331210011.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100121332207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 395157133 + ... + 395159916.

It is an arithmetic number, because the mean of its divisors is an integer number (73499485650).

Almost surely, 2^{1100121332208} is an apocalyptic number.

It is an amenable number.

1100121332208 is an abundant number, since it is smaller than the sum of its proper divisors (1839858093792).

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

1100121332208 is a wasteful number, since it uses less digits than its factorization.

1100121332208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790317089 (or 790317083 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 1100121332208 its reverse (8022331210011), we get a palindrome (9122452542219).

The spelling of 1100121332208 in words is "one trillion, one hundred billion, one hundred twenty-one million, three hundred thirty-two thousand, two hundred eight".