11100001202121 has 32 divisors (see below), whose sum is σ = 16278939210240. Its totient is φ = 6684875990784.

The previous prime is 11100001202119. The next prime is 11100001202123. The reversal of 11100001202121 is 12120210000111.

11100001202121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11100001202119) and next prime (11100001202123).

It is not a de Polignac number, because 11100001202121 - 2¹ = 11100001202119 is a prime.

It is a super-3 number, since 3×11100001202121³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11100001202097 and 11100001202106.

It is not an unprimeable number, because it can be changed into a prime (11100001202123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22242291 + ... + 22735863.

It is an arithmetic number, because the mean of its divisors is an integer number (508716850320).

Almost surely, 2^{11100001202121} is an apocalyptic number.

It is an amenable number.

11100001202121 is a deficient number, since it is larger than the sum of its proper divisors (5178938008119).

11100001202121 is a wasteful number, since it uses less digits than its factorization.

11100001202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505905.

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

Adding to 11100001202121 its reverse (12120210000111), we get a palindrome (23220211202232).

The spelling of 11100001202121 in words is "eleven trillion, one hundred billion, one million, two hundred two thousand, one hundred twenty-one".