11110110020 has 12 divisors (see below), whose sum is σ = 23331231084. Its totient is φ = 4444044000.

The previous prime is 11110110019. The next prime is 11110110023. The reversal of 11110110020 is 2001101111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4943777344 + 6166332676 = 70312^2 + 78526^2 .

It is not an unprimeable number, because it can be changed into a prime (11110110023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277752731 + ... + 277752770.

It is an arithmetic number, because the mean of its divisors is an integer number (1944269257).

Almost surely, 2^11110110020 is an apocalyptic number.

11110110020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11110110020 is an abundant number, since it is smaller than the sum of its proper divisors (12221121064).

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

11110110020 is a wasteful number, since it uses less digits than its factorization.

11110110020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555505510 (or 555505508 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 8.

Adding to 11110110020 its reverse (2001101111), we get a palindrome (13111211131).

It can be divided in two parts, 111101 and 10020, that added together give a palindrome (121121).

The spelling of 11110110020 in words is "eleven billion, one hundred ten million, one hundred ten thousand, twenty".