1210221211022 has 8 divisors (see below), whose sum is σ = 1815528330000. Its totient is φ = 605045101024.

The previous prime is 1210221211021. The next prime is 1210221211063. The reversal of 1210221211022 is 2201121220121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210221211021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32729147 + ... + 32766102.

It is an arithmetic number, because the mean of its divisors is an integer number (226941041250).

Almost surely, 2^{1210221211022} is an apocalyptic number.

1210221211022 is a deficient number, since it is larger than the sum of its proper divisors (605307118978).

1210221211022 is an equidigital number, since it uses as much as digits as its factorization.

1210221211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65504490.

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

Adding to 1210221211022 its reverse (2201121220121), we get a palindrome (3411342431143).

Subtracting 1210221211022 from its reverse (2201121220121), we obtain a palindrome (990900009099).

The spelling of 1210221211022 in words is "one trillion, two hundred ten billion, two hundred twenty-one million, two hundred eleven thousand, twenty-two".