212110022222010 has 96 divisors (see below), whose sum is σ = 601635012264000. Its totient is φ = 51419426976000.

The previous prime is 212110022222009. The next prime is 212110022222017. The reversal of 212110022222010 is 10222220011212.

It is a happy number.

212110022222010 is a `hidden beast` number, since 2 + 1 + 211 + 0 + 0 + 222 + 220 + 10 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (212110022222017) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 40917241 + ... + 45808739.

It is an arithmetic number, because the mean of its divisors is an integer number (6267031377750).

Almost surely, 2^{212110022222010} is an apocalyptic number.

212110022222010 is an abundant number, since it is smaller than the sum of its proper divisors (389524990041990).

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

212110022222010 is a wasteful number, since it uses less digits than its factorization.

212110022222010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4935324 (or 4935321 counting only the distinct ones).

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

Adding to 212110022222010 its reverse (10222220011212), we get a palindrome (222332242233222).

The spelling of 212110022222010 in words is "two hundred twelve trillion, one hundred ten billion, twenty-two million, two hundred twenty-two thousand, ten".