11021001110120 has 64 divisors (see below), whose sum is σ = 24939492233040. Its totient is φ = 4383181465600.

The previous prime is 11021001110113. The next prime is 11021001110191. The reversal of 11021001110120 is 2101110012011.

It can be written as a sum of positive squares in 8 ways, for example, as 7602118753636 + 3418882356484 = 2757194^2 + 1849022^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4118174 + ... + 6245106.

Almost surely, 2^{11021001110120} is an apocalyptic number.

11021001110120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11021001110120 is an abundant number, since it is smaller than the sum of its proper divisors (13918491122920).

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

11021001110120 is a wasteful number, since it uses less digits than its factorization.

11021001110120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127686 (or 2127682 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11021001110120 its reverse (2101110012011), we get a palindrome (13122111122131).

The spelling of 11021001110120 in words is "eleven trillion, twenty-one billion, one million, one hundred ten thousand, one hundred twenty".