210121010200222 has 24 divisors (see below), whose sum is σ = 347133453345000. Its totient is φ = 95318148132240.

The previous prime is 210121010200217. The next prime is 210121010200289. The reversal of 210121010200222 is 222002010121012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 210121010200196 and 210121010200205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 869887897 + ... + 870129412.

It is an arithmetic number, because the mean of its divisors is an integer number (14463893889375).

Almost surely, 2^{210121010200222} is an apocalyptic number.

210121010200222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210121010200222 is a deficient number, since it is larger than the sum of its proper divisors (137012443144778).

210121010200222 is a wasteful number, since it uses less digits than its factorization.

210121010200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740017832 (or 1740017821 counting only the distinct ones).

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

Adding to 210121010200222 its reverse (222002010121012), we get a palindrome (432123020321234).

The spelling of 210121010200222 in words is "two hundred ten trillion, one hundred twenty-one billion, ten million, two hundred thousand, two hundred twenty-two".