210120222201 has 4 divisors (see below), whose sum is σ = 280160296272. Its totient is φ = 140080148132.

The previous prime is 210120222199. The next prime is 210120222217. The reversal of 210120222201 is 102222021012.

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 210120222201 - 2¹ = 210120222199 is a prime.

It is a super-2 number, since 2×210120222201² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (210120222101) 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, 35020037031 + ... + 35020037036.

It is an arithmetic number, because the mean of its divisors is an integer number (70040074068).

Almost surely, 2^210120222201 is an apocalyptic number.

It is an amenable number.

210120222201 is a deficient number, since it is larger than the sum of its proper divisors (70040074071).

210120222201 is an equidigital number, since it uses as much as digits as its factorization.

210120222201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70040074070.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 210120222201 its reverse (102222021012), we get a palindrome (312342243213).

The spelling of 210120222201 in words is "two hundred ten billion, one hundred twenty million, two hundred twenty-two thousand, two hundred one".