1011121111110 has 256 divisors, whose sum is σ = 2769153785856. Its totient is φ = 234158400000.

The previous prime is 1011121111103. The next prime is 1011121111159. The reversal of 1011121111110 is 111111211101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 111217665 + ... + 111226755.

It is an arithmetic number, because the mean of its divisors is an integer number (10817006976).

Almost surely, 2^{1011121111110} is an apocalyptic number.

1011121111110 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 1011121111110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1384576892928).

1011121111110 is an abundant number, since it is smaller than the sum of its proper divisors (1758032674746).

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

1011121111110 is a wasteful number, since it uses less digits than its factorization.

1011121111110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9331.

The product of its (nonzero) digits is 2, while the sum is 12.

Adding to 1011121111110 its reverse (111111211101), we get a palindrome (1122232322211).

Subtracting from 1011121111110 its reverse (111111211101), we obtain a palindrome (900009900009).

It can be divided in two parts, 101 and 1121111110, that added together give a palindrome (1121111211).

The spelling of 1011121111110 in words is "one trillion, eleven billion, one hundred twenty-one million, one hundred eleven thousand, one hundred ten".