210122220121022 has 32 divisors (see below), whose sum is σ = 359092160803584. Its totient is φ = 91279470110400.

The previous prime is 210122220121013. The next prime is 210122220121061. The reversal of 210122220121022 is 220121022221012.

It is a junction number, because it is equal to n+sod(n) for n = 210122220120985 and 210122220121003.

It is a congruent number.

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, 176718023 + ... + 177903074.

It is an arithmetic number, because the mean of its divisors is an integer number (11221630025112).

Almost surely, 2^{210122220121022} is an apocalyptic number.

210122220121022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210122220121022 is a deficient number, since it is larger than the sum of its proper divisors (148969940682562).

210122220121022 is a wasteful number, since it uses less digits than its factorization.

210122220121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354622304.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 210122220121022 its reverse (220121022221012), we get a palindrome (430243242342034).

The spelling of 210122220121022 in words is "two hundred ten trillion, one hundred twenty-two billion, two hundred twenty million, one hundred twenty-one thousand, twenty-two".