210222122 has 8 divisors (see below), whose sum is σ = 343999872. Its totient is φ = 95555500.

The previous prime is 210222113. The next prime is 210222167. The reversal of 210222122 is 221222012.

210222122 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 junction number, because it is equal to n+sod(n) for n = 210222097 and 210222106.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4777754 + ... + 4777797.

It is an arithmetic number, because the mean of its divisors is an integer number (42999984).

Almost surely, 2^210222122 is an apocalyptic number.

210222122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210222122 is a deficient number, since it is larger than the sum of its proper divisors (133777750).

210222122 is a wasteful number, since it uses less digits than its factorization.

210222122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9555564.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 210222122 is about 14499.0386577869. The cubic root of 210222122 is about 594.6016890239.

Adding to 210222122 its reverse (221222012), we get a palindrome (431444134).

The spelling of 210222122 in words is "two hundred ten million, two hundred twenty-two thousand, one hundred twenty-two".