11010100002121 has 8 divisors (see below), whose sum is σ = 12110282798688. Its totient is φ = 10009181818900.

The previous prime is 11010100002119. The next prime is 11010100002131. The reversal of 11010100002121 is 12120000101011.

11010100002121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11010100002121 - 2¹ = 11010100002119 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11010100002098 and 11010100002107.

It is not an unprimeable number, because it can be changed into a prime (11010100002131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4136024215 + ... + 4136026876.

It is an arithmetic number, because the mean of its divisors is an integer number (1513785349836).

Almost surely, 2^{11010100002121} is an apocalyptic number.

11010100002121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11010100002121 is a deficient number, since it is larger than the sum of its proper divisors (1100182796567).

11010100002121 is an frugal number, since it uses more digits than its factorization.

11010100002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8272051124 (or 8272051102 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11010100002121 its reverse (12120000101011), we get a palindrome (23130100103132).

The spelling of 11010100002121 in words is "eleven trillion, ten billion, one hundred million, two thousand, one hundred twenty-one".