11020010111010 has 128 divisors (see below), whose sum is σ = 29924076499200. Its totient is φ = 2885062095360.

The previous prime is 11020010111009. The next prime is 11020010111023. The reversal of 11020010111010 is 1011101002011.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11020010110983 and 11020010111001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11668212 + ... + 12577248.

It is an arithmetic number, because the mean of its divisors is an integer number (233781847650).

Almost surely, 2^{11020010111010} is an apocalyptic number.

11020010111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11020010111010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14962038249600).

11020010111010 is an abundant number, since it is smaller than the sum of its proper divisors (18904066388190).

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

11020010111010 is a wasteful number, since it uses less digits than its factorization.

11020010111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909873 (or 909867 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11020010111010 its reverse (1011101002011), we get a palindrome (12031111113021).

The spelling of 11020010111010 in words is "eleven trillion, twenty billion, ten million, one hundred eleven thousand, ten".