11012001122100 has 144 divisors (see below), whose sum is σ = 34890041894400. Its totient is φ = 2659425340800.

The previous prime is 11012001122077. The next prime is 11012001122107. The reversal of 11012001122100 is 122110021011.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012001122107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5476150 + ... + 7211949.

It is an arithmetic number, because the mean of its divisors is an integer number (242291957600).

Almost surely, 2^{11012001122100} is an apocalyptic number.

11012001122100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11012001122100 is an abundant number, since it is smaller than the sum of its proper divisors (23878040772300).

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

11012001122100 is a wasteful number, since it uses less digits than its factorization.

11012001122100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12688390 (or 12688383 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11012001122100 its reverse (122110021011), we get a palindrome (11134111143111).

The spelling of 11012001122100 in words is "eleven trillion, twelve billion, one million, one hundred twenty-two thousand, one hundred".