1100133321960 has 64 divisors (see below), whose sum is σ = 3308713459200. Its totient is φ = 292629908736.

The previous prime is 1100133321943. The next prime is 1100133321961. The reversal of 1100133321960 is 691233310011.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1100133321961) 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, 11498680 + ... + 11593959.

It is an arithmetic number, because the mean of its divisors is an integer number (51698647800).

Almost surely, 2^{1100133321960} is an apocalyptic number.

1100133321960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100133321960 is an abundant number, since it is smaller than the sum of its proper divisors (2208580137240).

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

1100133321960 is a wasteful number, since it uses less digits than its factorization.

1100133321960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23093050 (or 23093046 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 30.

Adding to 1100133321960 its reverse (691233310011), we get a palindrome (1791366631971).

The spelling of 1100133321960 in words is "one trillion, one hundred billion, one hundred thirty-three million, three hundred twenty-one thousand, nine hundred sixty".