210011010122222 has 4 divisors (see below), whose sum is σ = 315016515183336. Its totient is φ = 105005505061110.

The previous prime is 210011010122167. The next prime is 210011010122237. The reversal of 210011010122222 is 222221010110012.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 210011010122222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52502752530554 + ... + 52502752530557.

It is an arithmetic number, because the mean of its divisors is an integer number (78754128795834).

Almost surely, 2^{210011010122222} is an apocalyptic number.

210011010122222 is a deficient number, since it is larger than the sum of its proper divisors (105005505061114).

210011010122222 is a wasteful number, since it uses less digits than its factorization.

210011010122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105005505061113.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 210011010122222 its reverse (222221010110012), we get a palindrome (432232020232234).

The spelling of 210011010122222 in words is "two hundred ten trillion, eleven billion, ten million, one hundred twenty-two thousand, two hundred twenty-two".