11001103020 has 96 divisors (see below), whose sum is σ = 35405899200. Its totient is φ = 2832463872.

The previous prime is 11001102977. The next prime is 11001103097. The reversal of 11001103020 is 2030110011.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11001102993 and 11001103011.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 335589 + ... + 366908.

It is an arithmetic number, because the mean of its divisors is an integer number (368811450).

Almost surely, 2^11001103020 is an apocalyptic number.

11001103020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11001103020 is an abundant number, since it is smaller than the sum of its proper divisors (24404796180).

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

11001103020 is a wasteful number, since it uses less digits than its factorization.

11001103020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702544 (or 702536 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 11001103020 its reverse (2030110011), we get a palindrome (13031213031).

The spelling of 11001103020 in words is "eleven billion, one million, one hundred three thousand, twenty".