11010001001020 has 36 divisors (see below), whose sum is σ = 26895859590600. Its totient is φ = 3774857485728.

The previous prime is 11010001000991. The next prime is 11010001001047. The reversal of 11010001001020 is 2010010001011.

11010001001020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11010001001020² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a junction number, because it is equal to n+sod(n) for n = 11010001000994 and 11010001001012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5617346470 + ... + 5617348429.

It is an arithmetic number, because the mean of its divisors is an integer number (747107210850).

Almost surely, 2^{11010001001020} is an apocalyptic number.

11010001001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11010001001020 is an abundant number, since it is smaller than the sum of its proper divisors (15885858589580).

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

11010001001020 is a wasteful number, since it uses less digits than its factorization.

11010001001020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11234694922 (or 11234694913 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 11010001001020 its reverse (2010010001011), we get a palindrome (13020011002031).

The spelling of 11010001001020 in words is "eleven trillion, ten billion, one million, one thousand, twenty".