211000101121 has 8 divisors (see below), whose sum is σ = 213078874400. Its totient is φ = 208929339360.

The previous prime is 211000101077. The next prime is 211000101127. The reversal of 211000101121 is 121101000112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211000101121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211000101098 and 211000101107.

It is not an unprimeable number, because it can be changed into a prime (211000101127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1949940 + ... + 2055301.

It is an arithmetic number, because the mean of its divisors is an integer number (26634859300).

Almost surely, 2^211000101121 is an apocalyptic number.

It is an amenable number.

211000101121 is a deficient number, since it is larger than the sum of its proper divisors (2078773279).

211000101121 is a wasteful number, since it uses less digits than its factorization.

211000101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4005759.

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

Adding to 211000101121 its reverse (121101000112), we get a palindrome (332101101233).

The spelling of 211000101121 in words is "two hundred eleven billion, one hundred one thousand, one hundred twenty-one".