210212112210122 has 32 divisors (see below), whose sum is σ = 358963473567744. Its totient is φ = 91390404727600.

The previous prime is 210212112210103. The next prime is 210212112210131. The reversal of 210212112210122 is 221012211212012.

It is a junction number, because it is equal to n+sod(n) for n = 210212112210094 and 210212112210103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6501278 + ... + 21510249.

It is an arithmetic number, because the mean of its divisors is an integer number (11217608548992).

Almost surely, 2^{210212112210122} is an apocalyptic number.

210212112210122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210212112210122 is a deficient number, since it is larger than the sum of its proper divisors (148751361357622).

210212112210122 is a wasteful number, since it uses less digits than its factorization.

210212112210122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28026394.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 210212112210122 its reverse (221012211212012), we get a palindrome (431224323422134).

The spelling of 210212112210122 in words is "two hundred ten trillion, two hundred twelve billion, one hundred twelve million, two hundred ten thousand, one hundred twenty-two".