11100002012121 has 16 divisors (see below), whose sum is σ = 16305313491648. Its totient is φ = 6660667272000.

The previous prime is 11100002012101. The next prime is 11100002012159. The reversal of 11100002012121 is 12121020000111.

It is not a de Polignac number, because 11100002012121 - 2¹³ = 11100002003929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11100002012097 and 11100002012106.

It is not an unprimeable number, because it can be changed into a prime (11100002012101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1665163486 + ... + 1665170151.

It is an arithmetic number, because the mean of its divisors is an integer number (1019082093228).

Almost surely, 2^{11100002012121} is an apocalyptic number.

11100002012121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11100002012121 is a deficient number, since it is larger than the sum of its proper divisors (5205311479527).

11100002012121 is a wasteful number, since it uses less digits than its factorization.

11100002012121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330333752.

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

Adding to 11100002012121 its reverse (12121020000111), we get a palindrome (23221022012232).

The spelling of 11100002012121 in words is "eleven trillion, one hundred billion, two million, twelve thousand, one hundred twenty-one".