210001120220222 has 12 divisors (see below), whose sum is σ = 321057248419320. Its totient is φ = 103019417463768.

The previous prime is 210001120220219. The next prime is 210001120220257. The reversal of 210001120220222 is 222022021100012.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 210001120220222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18690019322 + ... + 18690030557.

It is an arithmetic number, because the mean of its divisors is an integer number (26754770701610).

Almost surely, 2^{210001120220222} is an apocalyptic number.

210001120220222 is a deficient number, since it is larger than the sum of its proper divisors (111056128199098).

210001120220222 is an equidigital number, since it uses as much as digits as its factorization.

210001120220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37380049987 (or 37380049934 counting only the distinct ones).

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

Adding to 210001120220222 its reverse (222022021100012), we get a palindrome (432023141320234).

The spelling of 210001120220222 in words is "two hundred ten trillion, one billion, one hundred twenty million, two hundred twenty thousand, two hundred twenty-two".