201010210122222 has 24 divisors (see below), whose sum is σ = 445650543373464. Its totient is φ = 65445184690704.

The previous prime is 201010210122199. The next prime is 201010210122233. The reversal of 201010210122222 is 222221012010102.

It is a happy number.

201010210122222 is a `hidden beast` number, since 201 + 0 + 10 + 210 + 1 + 22 + 222 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 201010210122195 and 201010210122204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 129851556153 + ... + 129851557700.

It is an arithmetic number, because the mean of its divisors is an integer number (18568772640561).

Almost surely, 2^{201010210122222} is an apocalyptic number.

201010210122222 is an abundant number, since it is smaller than the sum of its proper divisors (244640333251242).

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

201010210122222 is a wasteful number, since it uses less digits than its factorization.

201010210122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259703113904 (or 259703113901 counting only the distinct ones).

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

Adding to 201010210122222 its reverse (222221012010102), we get a palindrome (423231222132324).

The spelling of 201010210122222 in words is "two hundred one trillion, ten billion, two hundred ten million, one hundred twenty-two thousand, two hundred twenty-two".