11212001102121 has 8 divisors (see below), whose sum is σ = 14949354150720. Its totient is φ = 7474657727472.

The previous prime is 11212001102023. The next prime is 11212001102143. The reversal of 11212001102121 is 12120110021211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11212001102121 - 2¹⁰ = 11212001101097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11212001102121.

It is not an unprimeable number, because it can be changed into a prime (11212001102191) 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, 960075 + ... + 4831743.

It is an arithmetic number, because the mean of its divisors is an integer number (1868669268840).

Almost surely, 2^{11212001102121} is an apocalyptic number.

It is an amenable number.

11212001102121 is a deficient number, since it is larger than the sum of its proper divisors (3737353048599).

11212001102121 is an equidigital number, since it uses as much as digits as its factorization.

11212001102121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4836975.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11212001102121 its reverse (12120110021211), we get a palindrome (23332111123332).

The spelling of 11212001102121 in words is "eleven trillion, two hundred twelve billion, one million, one hundred two thousand, one hundred twenty-one".