210110220001121 has 4 divisors (see below), whose sum is σ = 229211149092144. Its totient is φ = 191009290910100.

The previous prime is 210110220001093. The next prime is 210110220001127. The reversal of 210110220001121 is 121100022011012.

210110220001121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 210110220001121 - 2⁶ = 210110220001057 is a prime.

It is a super-2 number, since 2×210110220001121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210110220001096 and 210110220001105.

It is not an unprimeable number, because it can be changed into a prime (210110220001127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9550464545495 + ... + 9550464545516.

It is an arithmetic number, because the mean of its divisors is an integer number (57302787273036).

Almost surely, 2^{210110220001121} is an apocalyptic number.

It is an amenable number.

210110220001121 is a deficient number, since it is larger than the sum of its proper divisors (19100929091023).

210110220001121 is a wasteful number, since it uses less digits than its factorization.

210110220001121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19100929091022.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210110220001121 its reverse (121100022011012), we get a palindrome (331210242012133).

The spelling of 210110220001121 in words is "two hundred ten trillion, one hundred ten billion, two hundred twenty million, one thousand, one hundred twenty-one".