211120002022121 has 8 divisors (see below), whose sum is σ = 214959179981760. Its totient is φ = 207289519823952.

The previous prime is 211120002022117. The next prime is 211120002022201. The reversal of 211120002022121 is 121220200021112.

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

It is a cyclic number.

It is not a de Polignac number, because 211120002022121 - 2² = 211120002022117 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211120002022121.

It is not an unprimeable number, because it can be changed into a prime (211120002022421) 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, 2173891370 + ... + 2173988483.

It is an arithmetic number, because the mean of its divisors is an integer number (26869897497720).

Almost surely, 2^{211120002022121} is an apocalyptic number.

It is an amenable number.

211120002022121 is a deficient number, since it is larger than the sum of its proper divisors (3839177959639).

211120002022121 is an equidigital number, since it uses as much as digits as its factorization.

211120002022121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4347880735.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 211120002022121 its reverse (121220200021112), we get a palindrome (332340202043233).

The spelling of 211120002022121 in words is "two hundred eleven trillion, one hundred twenty billion, two million, twenty-two thousand, one hundred twenty-one".