210220212212122 has 32 divisors (see below), whose sum is σ = 376047492710400. Its totient is φ = 86176909289328.

The previous prime is 210220212212113. The next prime is 210220212212137. The reversal of 210220212212122 is 221212212022012.

It is a junction number, because it is equal to n+sod(n) for n = 210220212212093 and 210220212212102.

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, 98070279 + ... + 100190917.

It is an arithmetic number, because the mean of its divisors is an integer number (11751484147200).

Almost surely, 2^{210220212212122} is an apocalyptic number.

210220212212122 is a deficient number, since it is larger than the sum of its proper divisors (165827280498278).

210220212212122 is a wasteful number, since it uses less digits than its factorization.

210220212212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2428530.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 210220212212122 its reverse (221212212022012), we get a palindrome (431432424234134).

The spelling of 210220212212122 in words is "two hundred ten trillion, two hundred twenty billion, two hundred twelve million, two hundred twelve thousand, one hundred twenty-two".