210000120121222 has 16 divisors (see below), whose sum is σ = 316790808429312. Its totient is φ = 104404120256520.

The previous prime is 210000120121201. The next prime is 210000120121247. The reversal of 210000120121222 is 222121021000012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 210000120121196 and 210000120121205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233620378 + ... + 234517549.

It is an arithmetic number, because the mean of its divisors is an integer number (19799425526832).

Almost surely, 2^{210000120121222} is an apocalyptic number.

210000120121222 is a deficient number, since it is larger than the sum of its proper divisors (106790688308090).

210000120121222 is a wasteful number, since it uses less digits than its factorization.

210000120121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468139203.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 210000120121222 its reverse (222121021000012), we get a palindrome (432121141121234).

The spelling of 210000120121222 in words is "two hundred ten trillion, one hundred twenty million, one hundred twenty-one thousand, two hundred twenty-two".