210122220010 has 16 divisors (see below), whose sum is σ = 379217944800. Its totient is φ = 83827121616.

The previous prime is 210122219969. The next prime is 210122220053. The reversal of 210122220010 is 10022221012.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27716820 + ... + 27724399.

It is an arithmetic number, because the mean of its divisors is an integer number (23701121550).

Almost surely, 2^210122220010 is an apocalyptic number.

210122220010 is a deficient number, since it is larger than the sum of its proper divisors (169095724790).

210122220010 is a wasteful number, since it uses less digits than its factorization.

210122220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55441605.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 210122220010 its reverse (10022221012), we get a palindrome (220144441022).

The spelling of 210122220010 in words is "two hundred ten billion, one hundred twenty-two million, two hundred twenty thousand, ten".