210342121234222 has 16 divisors (see below), whose sum is σ = 315861926464800. Its totient is φ = 105054816343680.

The previous prime is 210342121234199. The next prime is 210342121234249. The reversal of 210342121234222 is 222432121243012.

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, 109491322 + ... + 111395842.

It is an arithmetic number, because the mean of its divisors is an integer number (19741370404050).

Almost surely, 2^{210342121234222} is an apocalyptic number.

210342121234222 is a deficient number, since it is larger than the sum of its proper divisors (105519805230578).

210342121234222 is a wasteful number, since it uses less digits than its factorization.

210342121234222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965531.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 210342121234222 its reverse (222432121243012), we get a palindrome (432774242477234).

The spelling of 210342121234222 in words is "two hundred ten trillion, three hundred forty-two billion, one hundred twenty-one million, two hundred thirty-four thousand, two hundred twenty-two".