210222100102212 has 72 divisors (see below), whose sum is σ = 579906703408032. Its totient is φ = 63681322032000.

The previous prime is 210222100102187. The next prime is 210222100102321. The reversal of 210222100102212 is 212201001222012.

It is a happy number.

210222100102212 is a `hidden beast` number, since 210 + 2 + 221 + 0 + 0 + 10 + 221 + 2 = 666.

210222100102212 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 23 ways as a sum of consecutive naturals, for example, 91972353 + ... + 94230344.

It is an arithmetic number, because the mean of its divisors is an integer number (8054259769556).

Almost surely, 2^{210222100102212} is an apocalyptic number.

210222100102212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

210222100102212 is an abundant number, since it is smaller than the sum of its proper divisors (369684603305820).

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

210222100102212 is a wasteful number, since it uses less digits than its factorization.

210222100102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186205569 (or 186205564 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 210222100102212 its reverse (212201001222012), we get a palindrome (422423101324224).

The spelling of 210222100102212 in words is "two hundred ten trillion, two hundred twenty-two billion, one hundred million, one hundred two thousand, two hundred twelve".