212200310230122 has 64 divisors (see below), whose sum is σ = 428621575155840. Its totient is φ = 70031345664000.

The previous prime is 212200310230079. The next prime is 212200310230123. The reversal of 212200310230122 is 221032013002212.

It is a super-2 number, since 2×212200310230122² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (212200310230123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2410802629 + ... + 2410890647.

It is an arithmetic number, because the mean of its divisors is an integer number (6697212111810).

Almost surely, 2^{212200310230122} is an apocalyptic number.

212200310230122 is an abundant number, since it is smaller than the sum of its proper divisors (216421264925718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212200310230122 is a wasteful number, since it uses less digits than its factorization.

212200310230122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91959.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 212200310230122 its reverse (221032013002212), we get a palindrome (433232323232334).

The spelling of 212200310230122 in words is "two hundred twelve trillion, two hundred billion, three hundred ten million, two hundred thirty thousand, one hundred twenty-two".