210222241 has 8 divisors (see below), whose sum is σ = 212251424. Its totient is φ = 208202400.

The previous prime is 210222217. The next prime is 210222263. The reversal of 210222241 is 142222012.

210222241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 210222241 - 2⁵ = 210222209 is a prime.

It is a super-2 number, since 2×210222241² = 88386781222124162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210222281) 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, 47941 + ... + 52141.

It is an arithmetic number, because the mean of its divisors is an integer number (26531428).

Almost surely, 2^210222241 is an apocalyptic number.

It is an amenable number.

210222241 is a deficient number, since it is larger than the sum of its proper divisors (2029183).

210222241 is a wasteful number, since it uses less digits than its factorization.

210222241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4671.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 210222241 is about 14499.0427615067. The cubic root of 210222241 is about 594.6018012188.

Adding to 210222241 its reverse (142222012), we get a palindrome (352444253).

It can be divided in two parts, 21022224 and 1, that added together give a square (21022225 = 4585²).

The spelling of 210222241 in words is "two hundred ten million, two hundred twenty-two thousand, two hundred forty-one".