242220123210 has 32 divisors (see below), whose sum is σ = 626045857920. Its totient is φ = 59623414848.

The previous prime is 242220123209. The next prime is 242220123319. The reversal of 242220123210 is 12321022242.

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 15 ways as a sum of consecutive naturals, for example, 310538230 + ... + 310539009.

It is an arithmetic number, because the mean of its divisors is an integer number (19563933060).

Almost surely, 2^242220123210 is an apocalyptic number.

242220123210 is an abundant number, since it is smaller than the sum of its proper divisors (383825734710).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242220123210 is a wasteful number, since it uses less digits than its factorization.

242220123210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621077262.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 242220123210 its reverse (12321022242), we get a palindrome (254541145452).

The spelling of 242220123210 in words is "two hundred forty-two billion, two hundred twenty million, one hundred twenty-three thousand, two hundred ten".