222210100212 has 24 divisors (see below), whose sum is σ = 520461686976. Its totient is φ = 73788397248.

The previous prime is 222210100201. The next prime is 222210100213. The reversal of 222210100212 is 212001012222.

It is a super-3 number, since 3×222210100212³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222210100191 and 222210100200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222210100213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35201233 + ... + 35207544.

It is an arithmetic number, because the mean of its divisors is an integer number (21685903624).

Almost surely, 2^222210100212 is an apocalyptic number.

It is an amenable number.

222210100212 is an abundant number, since it is smaller than the sum of its proper divisors (298251586764).

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

222210100212 is a wasteful number, since it uses less digits than its factorization.

222210100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70409047 (or 70409045 counting only the distinct ones).

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

Adding to 222210100212 its reverse (212001012222), we get a palindrome (434211112434).

The spelling of 222210100212 in words is "two hundred twenty-two billion, two hundred ten million, one hundred thousand, two hundred twelve".