222120323010 has 320 divisors, whose sum is σ = 628277658624. Its totient is φ = 56239142400.

The previous prime is 222120322999. The next prime is 222120323057. The reversal of 222120323010 is 10323021222.

222120323010 is a `hidden beast` number, since 2 + 221 + 203 + 230 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 410573340 + ... + 410573880.

Almost surely, 2^222120323010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222120323010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314138829312).

222120323010 is an abundant number, since it is smaller than the sum of its proper divisors (406157335614).

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

222120323010 is a wasteful number, since it uses less digits than its factorization.

222120323010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871 (or 862 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 222120323010 its reverse (10323021222), we get a palindrome (232443344232).

The spelling of 222120323010 in words is "two hundred twenty-two billion, one hundred twenty million, three hundred twenty-three thousand, ten".