11012110001020 has 24 divisors (see below), whose sum is σ = 23128219898784. Its totient is φ = 4404312782016.

The previous prime is 11012110000949. The next prime is 11012110001029. The reversal of 11012110001020 is 2010001121011.

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

It is a junction number, because it is equal to n+sod(n) for n = 11012110000988 and 11012110001006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012110001029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33031144 + ... + 33362863.

It is an arithmetic number, because the mean of its divisors is an integer number (963675829116).

Almost surely, 2^{11012110001020} is an apocalyptic number.

11012110001020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11012110001020 is an abundant number, since it is smaller than the sum of its proper divisors (12116109897764).

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

11012110001020 is a wasteful number, since it uses less digits than its factorization.

11012110001020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66402309 (or 66402307 counting only the distinct ones).

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

Adding to 11012110001020 its reverse (2010001121011), we get a palindrome (13022111122031).

The spelling of 11012110001020 in words is "eleven trillion, twelve billion, one hundred ten million, one thousand, twenty".