11001220101100 has 18 divisors (see below), whose sum is σ = 23872647619604. Its totient is φ = 4400488040400.

The previous prime is 11001220101089. The next prime is 11001220101107. The reversal of 11001220101100 is 110102210011.

11001220101100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (11001220101107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55006100406 + ... + 55006100605.

Almost surely, 2^{11001220101100} is an apocalyptic number.

11001220101100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11001220101100 is an abundant number, since it is smaller than the sum of its proper divisors (12871427518504).

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

11001220101100 is a wasteful number, since it uses less digits than its factorization.

11001220101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110012201025 (or 110012201018 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11001220101100 its reverse (110102210011), we get a palindrome (11111322311111).

The spelling of 11001220101100 in words is "eleven trillion, one billion, two hundred twenty million, one hundred one thousand, one hundred".