11021110031020 has 48 divisors (see below), whose sum is σ = 25296270789888. Its totient is φ = 4015281070080.

The previous prime is 11021110030993. The next prime is 11021110031081. The reversal of 11021110031020 is 2013001112011.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 522812517 + ... + 522833596.

It is an arithmetic number, because the mean of its divisors is an integer number (527005641456).

Almost surely, 2^{11021110031020} is an apocalyptic number.

11021110031020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021110031020 is an abundant number, since it is smaller than the sum of its proper divisors (14275160758868).

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

11021110031020 is a wasteful number, since it uses less digits than its factorization.

11021110031020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045646170 (or 1045646168 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 11021110031020 its reverse (2013001112011), we get a palindrome (13034111143031).

The spelling of 11021110031020 in words is "eleven trillion, twenty-one billion, one hundred ten million, thirty-one thousand, twenty".