10011111011010 has 96 divisors (see below), whose sum is σ = 26400962016000. Its totient is φ = 2631577448448.

The previous prime is 10011111011009. The next prime is 10011111011081. The reversal of 10011111011010 is 1011011111001.

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 = 10011111010983 and 10011111011001.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3263746 + ... + 5538434.

It is an arithmetic number, because the mean of its divisors is an integer number (275010021000).

Almost surely, 2^{10011111011010} is an apocalyptic number.

10011111011010 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 10011111011010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13200481008000).

10011111011010 is an abundant number, since it is smaller than the sum of its proper divisors (16389851004990).

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

10011111011010 is a wasteful number, since it uses less digits than its factorization.

10011111011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275400 (or 2275397 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 9.

Adding to 10011111011010 its reverse (1011011111001), we get a palindrome (11022122122011).

Subtracting from 10011111011010 its reverse (1011011111001), we obtain a palindrome (9000099900009).

The spelling of 10011111011010 in words is "ten trillion, eleven billion, one hundred eleven million, eleven thousand, ten".