210122021000222 has 32 divisors (see below), whose sum is σ = 334646474956992. Its totient is φ = 98607436291584.

The previous prime is 210122021000197. The next prime is 210122021000233. The reversal of 210122021000222 is 222000120221012.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 210122021000222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149111183 + ... + 150513749.

It is an arithmetic number, because the mean of its divisors is an integer number (10457702342406).

Almost surely, 2^{210122021000222} is an apocalyptic number.

210122021000222 is a deficient number, since it is larger than the sum of its proper divisors (124524453956770).

210122021000222 is a wasteful number, since it uses less digits than its factorization.

210122021000222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414772.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 210122021000222 its reverse (222000120221012), we get a palindrome (432122141221234).

The spelling of 210122021000222 in words is "two hundred ten trillion, one hundred twenty-two billion, twenty-one million, two hundred twenty-two", and thus it is an aban number.