210011201121 has 8 divisors (see below), whose sum is σ = 280017176544. Its totient is φ = 140006346560.

The previous prime is 210011201107. The next prime is 210011201159. The reversal of 210011201121 is 121102110012.

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 210011201121 - 2²⁶ = 209944092257 is a prime.

It is a super-2 number, since 2×210011201121² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 210011201097 and 210011201106.

It is not an unprimeable number, because it can be changed into a prime (210011201021) 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, 377545 + ... + 750041.

It is an arithmetic number, because the mean of its divisors is an integer number (35002147068).

Almost surely, 2^210011201121 is an apocalyptic number.

It is an amenable number.

210011201121 is a deficient number, since it is larger than the sum of its proper divisors (70005975423).

210011201121 is a wasteful number, since it uses less digits than its factorization.

210011201121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560431.

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

Adding to 210011201121 its reverse (121102110012), we get a palindrome (331113311133).

The spelling of 210011201121 in words is "two hundred ten billion, eleven million, two hundred one thousand, one hundred twenty-one".