11001210112120 has 32 divisors (see below), whose sum is σ = 24752965929120. Its totient is φ = 4400440813440.

The previous prime is 11001210112091. The next prime is 11001210112129. The reversal of 11001210112120 is 2121101210011.

It is a happy number.

It is a super-2 number, since 2×11001210112120² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11001210112120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001210112129) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2939710 + ... + 5535730.

It is an arithmetic number, because the mean of its divisors is an integer number (773530185285).

Almost surely, 2^{11001210112120} is an apocalyptic number.

11001210112120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11001210112120 is an abundant number, since it is smaller than the sum of its proper divisors (13751755817000).

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

11001210112120 is a wasteful number, since it uses less digits than its factorization.

11001210112120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701975 (or 2701971 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11001210112120 its reverse (2121101210011), we get a palindrome (13122311322131).

The spelling of 11001210112120 in words is "eleven trillion, one billion, two hundred ten million, one hundred twelve thousand, one hundred twenty".